238291240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{541571}}^1$

素因数の和:541593

約数の個数: 32

約数和(自身を含む): 584897760

約数和(自身を除く): 346606520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 541571, 1083142, 2166284, 2707855, 4332568, 5415710, 5957281, 10831420, 11914562, 21662840, 23829124, 29786405, 47658248, 59572810, 119145620, 238291240]

約数ペア:

[(1, 238291240), (2, 119145620), (4, 59572810), (5, 47658248), (8, 29786405), (10, 23829124), (11, 21662840), (20, 11914562), (22, 10831420), (40, 5957281), (44, 5415710), (55, 4332568), (88, 2707855), (110, 2166284), (220, 1083142), (440, 541571)]