12459898160

素因数分解:

$2^4\times 5^1\times {\mathrm{2213}}^1\times {\mathrm{70379}}^1$

素因数の和:72605

約数の個数: 40

約数和(自身を含む): 28982765520

約数和(自身を除く): 16522867360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2213, 4426, 8852, 11065, 17704, 22130, 35408, 44260, 70379, 88520, 140758, 177040, 281516, 351895, 563032, 703790, 1126064, 1407580, 2815160, 5630320, 155748727, 311497454, 622994908, 778743635, 1245989816, 1557487270, 2491979632, 3114974540, 6229949080, 12459898160]

約数ペア:

[(1, 12459898160), (2, 6229949080), (4, 3114974540), (5, 2491979632), (8, 1557487270), (10, 1245989816), (16, 778743635), (20, 622994908), (40, 311497454), (80, 155748727), (2213, 5630320), (4426, 2815160), (8852, 1407580), (11065, 1126064), (17704, 703790), (22130, 563032), (35408, 351895), (44260, 281516), (70379, 177040), (88520, 140758)]