214427960

素因数分解:

$2^3\times 5^1\times {\mathrm{769}}^1\times {\mathrm{6971}}^1$

素因数の和:7751

約数の個数: 32

約数和(自身を含む): 483159600

約数和(自身を除く): 268731640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 769, 1538, 3076, 3845, 6152, 6971, 7690, 13942, 15380, 27884, 30760, 34855, 55768, 69710, 139420, 278840, 5360699, 10721398, 21442796, 26803495, 42885592, 53606990, 107213980, 214427960]

約数ペア:

[(1, 214427960), (2, 107213980), (4, 53606990), (5, 42885592), (8, 26803495), (10, 21442796), (20, 10721398), (40, 5360699), (769, 278840), (1538, 139420), (3076, 69710), (3845, 55768), (6152, 34855), (6971, 30760), (7690, 27884), (13942, 15380)]