40485940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1129}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 93401280

約数和(自身を除く): 52915340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 163, 220, 326, 652, 815, 1129, 1630, 1793, 2258, 3260, 3586, 4516, 5645, 7172, 8965, 11290, 12419, 17930, 22580, 24838, 35860, 49676, 62095, 124190, 184027, 248380, 368054, 736108, 920135, 1840270, 2024297, 3680540, 4048594, 8097188, 10121485, 20242970, 40485940]

約数ペア:

[(1, 40485940), (2, 20242970), (4, 10121485), (5, 8097188), (10, 4048594), (11, 3680540), (20, 2024297), (22, 1840270), (44, 920135), (55, 736108), (110, 368054), (163, 248380), (220, 184027), (326, 124190), (652, 62095), (815, 49676), (1129, 35860), (1630, 24838), (1793, 22580), (2258, 17930), (3260, 12419), (3586, 11290), (4516, 8965), (5645, 7172)]