20189737040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1\times {\mathrm{1151}}^1$

素因数の和:1849

約数の個数: 160

約数和(自身を含む): 52988608512

約数和(自身を除く): 32798871472

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 643, 682, 880, 1151, 1240, 1286, 1364, 1705, 2302, 2480, 2572, 2728, 3215, 3410, 4604, 5144, 5456, 5755, 6430, 6820, 7073, 9208, 10288, 11510, 12661, 12860, 13640, 14146, 18416, 19933, 23020, 25322, 25720, 27280, 28292, 35365, 35681, 39866, 46040, 50644, 51440, 56584, 63305, 70730, 71362, 79732, 92080, 99665, 101288, 113168, 126610, 141460, 142724, 159464, 178405, 199330, 202576, 219263, 253220, 282920, 285448, 318928, 356810, 392491, 398660, 438526, 506440, 565840, 570896, 713620, 740093, 784982, 797320, 877052, 1012880, 1096315, 1427240, 1480186, 1569964, 1594640, 1754104, 1962455, 2192630, 2854480, 2960372, 3139928, 3508208, 3700465, 3924910, 4385260, 5920744, 6279856, 7400930, 7849820, 8141023, 8770520, 11841488, 14801860, 15699640, 16282046, 17541040, 22942883, 29603720, 31399280, 32564092, 40705115, 45885766, 59207440, 65128184, 81410230, 91771532, 114714415, 130256368, 162820460, 183543064, 229428830, 252371713, 325640920, 367086128, 458857660, 504743426, 651281840, 917715320, 1009486852, 1261858565, 1835430640, 2018973704, 2523717130, 4037947408, 5047434260, 10094868520, 20189737040]

約数ペア:

[(1, 20189737040), (2, 10094868520), (4, 5047434260), (5, 4037947408), (8, 2523717130), (10, 2018973704), (11, 1835430640), (16, 1261858565), (20, 1009486852), (22, 917715320), (31, 651281840), (40, 504743426), (44, 458857660), (55, 367086128), (62, 325640920), (80, 252371713), (88, 229428830), (110, 183543064), (124, 162820460), (155, 130256368), (176, 114714415), (220, 91771532), (248, 81410230), (310, 65128184), (341, 59207440), (440, 45885766), (496, 40705115), (620, 32564092), (643, 31399280), (682, 29603720), (880, 22942883), (1151, 17541040), (1240, 16282046), (1286, 15699640), (1364, 14801860), (1705, 11841488), (2302, 8770520), (2480, 8141023), (2572, 7849820), (2728, 7400930), (3215, 6279856), (3410, 5920744), (4604, 4385260), (5144, 3924910), (5456, 3700465), (5755, 3508208), (6430, 3139928), (6820, 2960372), (7073, 2854480), (9208, 2192630), (10288, 1962455), (11510, 1754104), (12661, 1594640), (12860, 1569964), (13640, 1480186), (14146, 1427240), (18416, 1096315), (19933, 1012880), (23020, 877052), (25322, 797320), (25720, 784982), (27280, 740093), (28292, 713620), (35365, 570896), (35681, 565840), (39866, 506440), (46040, 438526), (50644, 398660), (51440, 392491), (56584, 356810), (63305, 318928), (70730, 285448), (71362, 282920), (79732, 253220), (92080, 219263), (99665, 202576), (101288, 199330), (113168, 178405), (126610, 159464), (141460, 142724)]