486540280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{171317}}^1$

素因数の和:171399

約数の個数: 32

約数和(自身を含む): 1110140640

約数和(自身を除く): 623600360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 171317, 342634, 685268, 856585, 1370536, 1713170, 3426340, 6852680, 12163507, 24327014, 48654028, 60817535, 97308056, 121635070, 243270140, 486540280]

約数ペア:

[(1, 486540280), (2, 243270140), (4, 121635070), (5, 97308056), (8, 60817535), (10, 48654028), (20, 24327014), (40, 12163507), (71, 6852680), (142, 3426340), (284, 1713170), (355, 1370536), (568, 856585), (710, 685268), (1420, 342634), (2840, 171317)]