10209940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{367}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 23369472

約数和(自身を除く): 13159532

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 107, 130, 214, 260, 367, 428, 535, 734, 1070, 1391, 1468, 1835, 2140, 2782, 3670, 4771, 5564, 6955, 7340, 9542, 13910, 19084, 23855, 27820, 39269, 47710, 78538, 95420, 157076, 196345, 392690, 510497, 785380, 1020994, 2041988, 2552485, 5104970, 10209940]

約数ペア:

[(1, 10209940), (2, 5104970), (4, 2552485), (5, 2041988), (10, 1020994), (13, 785380), (20, 510497), (26, 392690), (52, 196345), (65, 157076), (107, 95420), (130, 78538), (214, 47710), (260, 39269), (367, 27820), (428, 23855), (535, 19084), (734, 13910), (1070, 9542), (1391, 7340), (1468, 6955), (1835, 5564), (2140, 4771), (2782, 3670)]