28705930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1601}}^1$

素因数の和:1782

約数の個数: 32

約数和(自身を含む): 56749248

約数和(自身を除く): 28043318

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 163, 326, 815, 1601, 1630, 1793, 3202, 3586, 8005, 8965, 16010, 17611, 17930, 35222, 88055, 176110, 260963, 521926, 1304815, 2609630, 2870593, 5741186, 14352965, 28705930]

約数ペア:

[(1, 28705930), (2, 14352965), (5, 5741186), (10, 2870593), (11, 2609630), (22, 1304815), (55, 521926), (110, 260963), (163, 176110), (326, 88055), (815, 35222), (1601, 17930), (1630, 17611), (1793, 16010), (3202, 8965), (3586, 8005)]