28311470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1579}}^1$

素因数の和:1760

約数の個数: 32

約数和(自身を含む): 55969920

約数和(自身を除く): 27658450

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 163, 326, 815, 1579, 1630, 1793, 3158, 3586, 7895, 8965, 15790, 17369, 17930, 34738, 86845, 173690, 257377, 514754, 1286885, 2573770, 2831147, 5662294, 14155735, 28311470]

約数ペア:

[(1, 28311470), (2, 14155735), (5, 5662294), (10, 2831147), (11, 2573770), (22, 1286885), (55, 514754), (110, 257377), (163, 173690), (326, 86845), (815, 34738), (1579, 17930), (1630, 17369), (1793, 15790), (3158, 8965), (3586, 7895)]