2012130640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:645

約数の個数: 160

約数和(自身を含む): 5249664000

約数和(自身を除く): 3237533360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 139, 155, 208, 248, 260, 278, 310, 403, 449, 496, 520, 556, 620, 695, 806, 898, 1040, 1112, 1240, 1390, 1612, 1796, 1807, 2015, 2224, 2245, 2480, 2780, 3224, 3592, 3614, 4030, 4309, 4490, 5560, 5837, 6448, 7184, 7228, 8060, 8618, 8980, 9035, 11120, 11674, 13919, 14456, 16120, 17236, 17960, 18070, 21545, 23348, 27838, 28912, 29185, 32240, 34472, 35920, 36140, 43090, 46696, 55676, 56017, 58370, 62411, 68944, 69595, 72280, 86180, 93392, 111352, 112034, 116740, 124822, 139190, 144560, 172360, 180947, 222704, 224068, 233480, 249644, 278380, 280085, 312055, 344720, 361894, 448136, 466960, 499288, 556760, 560170, 624110, 723788, 811343, 896272, 904735, 998576, 1113520, 1120340, 1248220, 1447576, 1622686, 1809470, 1934741, 2240680, 2496440, 2895152, 3245372, 3618940, 3869482, 4056715, 4481360, 4992880, 6490744, 7237880, 7738964, 8113430, 9673705, 12981488, 14475760, 15477928, 16226860, 19347410, 25151633, 30955856, 32453720, 38694820, 50303266, 64907440, 77389640, 100606532, 125758165, 154779280, 201213064, 251516330, 402426128, 503032660, 1006065320, 2012130640]

約数ペア:

[(1, 2012130640), (2, 1006065320), (4, 503032660), (5, 402426128), (8, 251516330), (10, 201213064), (13, 154779280), (16, 125758165), (20, 100606532), (26, 77389640), (31, 64907440), (40, 50303266), (52, 38694820), (62, 32453720), (65, 30955856), (80, 25151633), (104, 19347410), (124, 16226860), (130, 15477928), (139, 14475760), (155, 12981488), (208, 9673705), (248, 8113430), (260, 7738964), (278, 7237880), (310, 6490744), (403, 4992880), (449, 4481360), (496, 4056715), (520, 3869482), (556, 3618940), (620, 3245372), (695, 2895152), (806, 2496440), (898, 2240680), (1040, 1934741), (1112, 1809470), (1240, 1622686), (1390, 1447576), (1612, 1248220), (1796, 1120340), (1807, 1113520), (2015, 998576), (2224, 904735), (2245, 896272), (2480, 811343), (2780, 723788), (3224, 624110), (3592, 560170), (3614, 556760), (4030, 499288), (4309, 466960), (4490, 448136), (5560, 361894), (5837, 344720), (6448, 312055), (7184, 280085), (7228, 278380), (8060, 249644), (8618, 233480), (8980, 224068), (9035, 222704), (11120, 180947), (11674, 172360), (13919, 144560), (14456, 139190), (16120, 124822), (17236, 116740), (17960, 112034), (18070, 111352), (21545, 93392), (23348, 86180), (27838, 72280), (28912, 69595), (29185, 68944), (32240, 62411), (34472, 58370), (35920, 56017), (36140, 55676), (43090, 46696)]