43378940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{733}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 99882720

約数和(自身を除く): 56503780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 269, 538, 733, 1076, 1345, 1466, 2690, 2932, 2959, 3665, 5380, 5918, 7330, 8063, 11836, 14660, 14795, 16126, 29590, 32252, 40315, 59180, 80630, 161260, 197177, 394354, 788708, 985885, 1971770, 2168947, 3943540, 4337894, 8675788, 10844735, 21689470, 43378940]

約数ペア:

[(1, 43378940), (2, 21689470), (4, 10844735), (5, 8675788), (10, 4337894), (11, 3943540), (20, 2168947), (22, 1971770), (44, 985885), (55, 788708), (110, 394354), (220, 197177), (269, 161260), (538, 80630), (733, 59180), (1076, 40315), (1345, 32252), (1466, 29590), (2690, 16126), (2932, 14795), (2959, 14660), (3665, 11836), (5380, 8063), (5918, 7330)]