415707020

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{199}}^1\times {\mathrm{701}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 884520000

約数和(自身を除く): 468812980

約数列:

[1, 2, 4, 5, 10, 20, 149, 199, 298, 398, 596, 701, 745, 796, 995, 1402, 1490, 1990, 2804, 2980, 3505, 3980, 7010, 14020, 29651, 59302, 104449, 118604, 139499, 148255, 208898, 278998, 296510, 417796, 522245, 557996, 593020, 697495, 1044490, 1394990, 2088980, 2789980, 20785351, 41570702, 83141404, 103926755, 207853510, 415707020]

約数ペア:

[(1, 415707020), (2, 207853510), (4, 103926755), (5, 83141404), (10, 41570702), (20, 20785351), (149, 2789980), (199, 2088980), (298, 1394990), (398, 1044490), (596, 697495), (701, 593020), (745, 557996), (796, 522245), (995, 417796), (1402, 296510), (1490, 278998), (1990, 208898), (2804, 148255), (2980, 139499), (3505, 118604), (3980, 104449), (7010, 59302), (14020, 29651)]