2531551160

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{580631}}^1$

素因数の和:580751

約数の個数: 32

約数和(自身を含む): 5748256800

約数和(自身を除く): 3216705640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 580631, 1161262, 2322524, 2903155, 4645048, 5806310, 11612620, 23225240, 63288779, 126577558, 253155116, 316443895, 506310232, 632887790, 1265775580, 2531551160]

約数ペア:

[(1, 2531551160), (2, 1265775580), (4, 632887790), (5, 506310232), (8, 316443895), (10, 253155116), (20, 126577558), (40, 63288779), (109, 23225240), (218, 11612620), (436, 5806310), (545, 4645048), (872, 2903155), (1090, 2322524), (2180, 1161262), (4360, 580631)]