1971437440

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{10733}}^1$

素因数の和:10800

約数の個数: 128

約数和(自身を含む): 5518134720

約数和(自身を除く): 3546697280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 205, 224, 280, 287, 320, 328, 410, 448, 560, 574, 640, 656, 820, 896, 1120, 1148, 1312, 1435, 1640, 2240, 2296, 2624, 2870, 3280, 4480, 4592, 5248, 5740, 6560, 9184, 10733, 11480, 13120, 18368, 21466, 22960, 26240, 36736, 42932, 45920, 53665, 75131, 85864, 91840, 107330, 150262, 171728, 183680, 214660, 300524, 343456, 375655, 429320, 440053, 601048, 686912, 751310, 858640, 880106, 1202096, 1373824, 1502620, 1717280, 1760212, 2200265, 2404192, 3005240, 3080371, 3434560, 3520424, 4400530, 4808384, 6010480, 6160742, 6869120, 7040848, 8801060, 9616768, 12020960, 12321484, 14081696, 15401855, 17602120, 24041920, 24642968, 28163392, 30803710, 35204240, 48083840, 49285936, 56326784, 61607420, 70408480, 98571872, 123214840, 140816960, 197143744, 246429680, 281633920, 394287488, 492859360, 985718720, 1971437440]

約数ペア:

[(1, 1971437440), (2, 985718720), (4, 492859360), (5, 394287488), (7, 281633920), (8, 246429680), (10, 197143744), (14, 140816960), (16, 123214840), (20, 98571872), (28, 70408480), (32, 61607420), (35, 56326784), (40, 49285936), (41, 48083840), (56, 35204240), (64, 30803710), (70, 28163392), (80, 24642968), (82, 24041920), (112, 17602120), (128, 15401855), (140, 14081696), (160, 12321484), (164, 12020960), (205, 9616768), (224, 8801060), (280, 7040848), (287, 6869120), (320, 6160742), (328, 6010480), (410, 4808384), (448, 4400530), (560, 3520424), (574, 3434560), (640, 3080371), (656, 3005240), (820, 2404192), (896, 2200265), (1120, 1760212), (1148, 1717280), (1312, 1502620), (1435, 1373824), (1640, 1202096), (2240, 880106), (2296, 858640), (2624, 751310), (2870, 686912), (3280, 601048), (4480, 440053), (4592, 429320), (5248, 375655), (5740, 343456), (6560, 300524), (9184, 214660), (10733, 183680), (11480, 171728), (13120, 150262), (18368, 107330), (21466, 91840), (22960, 85864), (26240, 75131), (36736, 53665), (42932, 45920)]