2007403990

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{823}}^1\times {\mathrm{1637}}^1$

素因数の和:2616

約数の個数: 32

約数和(自身を含む): 3644222400

約数和(自身を除く): 1636818410

約数列:

[1, 2, 5, 10, 149, 298, 745, 823, 1490, 1637, 1646, 3274, 4115, 8185, 8230, 16370, 122627, 243913, 245254, 487826, 613135, 1219565, 1226270, 1347251, 2439130, 2694502, 6736255, 13472510, 200740399, 401480798, 1003701995, 2007403990]

約数ペア:

[(1, 2007403990), (2, 1003701995), (5, 401480798), (10, 200740399), (149, 13472510), (298, 6736255), (745, 2694502), (823, 2439130), (1490, 1347251), (1637, 1226270), (1646, 1219565), (3274, 613135), (4115, 487826), (8185, 245254), (8230, 243913), (16370, 122627)]