20172415660

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{233423}}^1$

素因数の和:233610

約数の個数: 48

約数和(自身を含む): 44117136000

約数和(自身を除く): 23944720340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 149, 290, 298, 580, 596, 745, 1490, 2980, 4321, 8642, 17284, 21605, 43210, 86420, 233423, 466846, 933692, 1167115, 2334230, 4668460, 6769267, 13538534, 27077068, 33846335, 34780027, 67692670, 69560054, 135385340, 139120108, 173900135, 347800270, 695600540, 1008620783, 2017241566, 4034483132, 5043103915, 10086207830, 20172415660]

約数ペア:

[(1, 20172415660), (2, 10086207830), (4, 5043103915), (5, 4034483132), (10, 2017241566), (20, 1008620783), (29, 695600540), (58, 347800270), (116, 173900135), (145, 139120108), (149, 135385340), (290, 69560054), (298, 67692670), (580, 34780027), (596, 33846335), (745, 27077068), (1490, 13538534), (2980, 6769267), (4321, 4668460), (8642, 2334230), (17284, 1167115), (21605, 933692), (43210, 466846), (86420, 233423)]