42919910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{449}}^1$

素因数の和:557

約数の個数: 48

約数和(自身を含む): 86184000

約数和(自身を除く): 43264090

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 121, 158, 242, 395, 449, 605, 790, 869, 898, 1210, 1738, 2245, 4345, 4490, 4939, 8690, 9559, 9878, 19118, 24695, 35471, 47795, 49390, 54329, 70942, 95590, 108658, 177355, 271645, 354710, 390181, 543290, 780362, 1950905, 3901810, 4291991, 8583982, 21459955, 42919910]

約数ペア:

[(1, 42919910), (2, 21459955), (5, 8583982), (10, 4291991), (11, 3901810), (22, 1950905), (55, 780362), (79, 543290), (110, 390181), (121, 354710), (158, 271645), (242, 177355), (395, 108658), (449, 95590), (605, 70942), (790, 54329), (869, 49390), (898, 47795), (1210, 35471), (1738, 24695), (2245, 19118), (4345, 9878), (4490, 9559), (4939, 8690)]