140045570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{12743}}^1$

素因数の和:12914

約数の個数: 32

約数和(自身を含む): 289951488

約数和(自身を除く): 149905918

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 157, 314, 785, 1099, 1570, 2198, 5495, 10990, 12743, 25486, 63715, 89201, 127430, 178402, 446005, 892010, 2000651, 4001302, 10003255, 14004557, 20006510, 28009114, 70022785, 140045570]

約数ペア:

[(1, 140045570), (2, 70022785), (5, 28009114), (7, 20006510), (10, 14004557), (14, 10003255), (35, 4001302), (70, 2000651), (157, 892010), (314, 446005), (785, 178402), (1099, 127430), (1570, 89201), (2198, 63715), (5495, 25486), (10990, 12743)]