2012313380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{186671}}^1$

素因数の和:186705

約数の個数: 72

約数和(自身を含む): 5362713216

約数和(自身を除く): 3350399836

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 186671, 373342, 746684, 933355, 1306697, 1866710, 2053381, 2613394, 3733420, 4106762, 5226788, 6533485, 8213524, 9146879, 10266905, 13066970, 14373667, 18293758, 20533810, 26133940, 28747334, 36587516, 41067620, 45734395, 57494668, 71868335, 91468790, 100615669, 143736670, 182937580, 201231338, 287473340, 402462676, 503078345, 1006156690, 2012313380]

約数ペア:

[(1, 2012313380), (2, 1006156690), (4, 503078345), (5, 402462676), (7, 287473340), (10, 201231338), (11, 182937580), (14, 143736670), (20, 100615669), (22, 91468790), (28, 71868335), (35, 57494668), (44, 45734395), (49, 41067620), (55, 36587516), (70, 28747334), (77, 26133940), (98, 20533810), (110, 18293758), (140, 14373667), (154, 13066970), (196, 10266905), (220, 9146879), (245, 8213524), (308, 6533485), (385, 5226788), (490, 4106762), (539, 3733420), (770, 2613394), (980, 2053381), (1078, 1866710), (1540, 1306697), (2156, 933355), (2695, 746684), (5390, 373342), (10780, 186671)]