290361160

素因数分解:

$2^3\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{6199}}^1$

素因数の和:7381

約数の個数: 32

約数和(自身を含む): 653976000

約数和(自身を除く): 363614840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1171, 2342, 4684, 5855, 6199, 9368, 11710, 12398, 23420, 24796, 30995, 46840, 49592, 61990, 123980, 247960, 7259029, 14518058, 29036116, 36295145, 58072232, 72590290, 145180580, 290361160]

約数ペア:

[(1, 290361160), (2, 145180580), (4, 72590290), (5, 58072232), (8, 36295145), (10, 29036116), (20, 14518058), (40, 7259029), (1171, 247960), (2342, 123980), (4684, 61990), (5855, 49592), (6199, 46840), (9368, 30995), (11710, 24796), (12398, 23420)]