4080853940

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^2\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:829

約数の個数: 72

約数和(自身を含む): 8832162528

約数和(自身を除く): 4751308588

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 211, 215, 422, 430, 523, 844, 860, 1046, 1055, 1849, 2092, 2110, 2615, 3698, 4220, 5230, 7396, 9073, 9245, 10460, 18146, 18490, 22489, 36292, 36980, 44978, 45365, 89956, 90730, 110353, 112445, 181460, 220706, 224890, 390139, 441412, 449780, 551765, 780278, 967027, 1103530, 1560556, 1934054, 1950695, 2207060, 3868108, 3901390, 4745179, 4835135, 7802780, 9490358, 9670270, 18980716, 19340540, 23725895, 47451790, 94903580, 204042697, 408085394, 816170788, 1020213485, 2040426970, 4080853940]

約数ペア:

[(1, 4080853940), (2, 2040426970), (4, 1020213485), (5, 816170788), (10, 408085394), (20, 204042697), (43, 94903580), (86, 47451790), (172, 23725895), (211, 19340540), (215, 18980716), (422, 9670270), (430, 9490358), (523, 7802780), (844, 4835135), (860, 4745179), (1046, 3901390), (1055, 3868108), (1849, 2207060), (2092, 1950695), (2110, 1934054), (2615, 1560556), (3698, 1103530), (4220, 967027), (5230, 780278), (7396, 551765), (9073, 449780), (9245, 441412), (10460, 390139), (18146, 224890), (18490, 220706), (22489, 181460), (36292, 112445), (36980, 110353), (44978, 90730), (45365, 89956)]