39612760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 97938720

約数和(自身を除く): 58325960

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 197, 220, 394, 440, 457, 788, 914, 985, 1576, 1828, 1970, 2167, 2285, 3656, 3940, 4334, 4570, 5027, 7880, 8668, 9140, 10054, 10835, 17336, 18280, 20108, 21670, 25135, 40216, 43340, 50270, 86680, 90029, 100540, 180058, 201080, 360116, 450145, 720232, 900290, 990319, 1800580, 1980638, 3601160, 3961276, 4951595, 7922552, 9903190, 19806380, 39612760]

約数ペア:

[(1, 39612760), (2, 19806380), (4, 9903190), (5, 7922552), (8, 4951595), (10, 3961276), (11, 3601160), (20, 1980638), (22, 1800580), (40, 990319), (44, 900290), (55, 720232), (88, 450145), (110, 360116), (197, 201080), (220, 180058), (394, 100540), (440, 90029), (457, 86680), (788, 50270), (914, 43340), (985, 40216), (1576, 25135), (1828, 21670), (1970, 20108), (2167, 18280), (2285, 17336), (3656, 10835), (3940, 10054), (4334, 9140), (4570, 8668), (5027, 7880)]