50642020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17707}}^1$

素因数の和:17740

約数の個数: 48

約数和(自身を含む): 124947648

約数和(自身を除く): 74305628

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 17707, 35414, 70828, 88535, 177070, 194777, 230191, 354140, 389554, 460382, 779108, 920764, 973885, 1150955, 1947770, 2301910, 2532101, 3895540, 4603820, 5064202, 10128404, 12660505, 25321010, 50642020]

約数ペア:

[(1, 50642020), (2, 25321010), (4, 12660505), (5, 10128404), (10, 5064202), (11, 4603820), (13, 3895540), (20, 2532101), (22, 2301910), (26, 1947770), (44, 1150955), (52, 973885), (55, 920764), (65, 779108), (110, 460382), (130, 389554), (143, 354140), (220, 230191), (260, 194777), (286, 177070), (572, 88535), (715, 70828), (1430, 35414), (2860, 17707)]