28606370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1117}}^1$

素因数の和:1334

約数の個数: 32

約数和(自身を含む): 55783728

約数和(自身を除く): 27177358

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 197, 394, 985, 1117, 1970, 2234, 2561, 5122, 5585, 11170, 12805, 14521, 25610, 29042, 72605, 145210, 220049, 440098, 1100245, 2200490, 2860637, 5721274, 14303185, 28606370]

約数ペア:

[(1, 28606370), (2, 14303185), (5, 5721274), (10, 2860637), (13, 2200490), (26, 1100245), (65, 440098), (130, 220049), (197, 145210), (394, 72605), (985, 29042), (1117, 25610), (1970, 14521), (2234, 12805), (2561, 11170), (5122, 5585)]