74497940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{3491}}^1$

素因数の和:3608

約数の個数: 48

約数和(自身を含む): 172476864

約数和(自身を除く): 97978924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 97, 110, 194, 220, 388, 485, 970, 1067, 1940, 2134, 3491, 4268, 5335, 6982, 10670, 13964, 17455, 21340, 34910, 38401, 69820, 76802, 153604, 192005, 338627, 384010, 677254, 768020, 1354508, 1693135, 3386270, 3724897, 6772540, 7449794, 14899588, 18624485, 37248970, 74497940]

約数ペア:

[(1, 74497940), (2, 37248970), (4, 18624485), (5, 14899588), (10, 7449794), (11, 6772540), (20, 3724897), (22, 3386270), (44, 1693135), (55, 1354508), (97, 768020), (110, 677254), (194, 384010), (220, 338627), (388, 192005), (485, 153604), (970, 76802), (1067, 69820), (1940, 38401), (2134, 34910), (3491, 21340), (4268, 17455), (5335, 13964), (6982, 10670)]