202228720

素因数分解:

$2^4\times 5^1\times {\mathrm{821}}^1\times {\mathrm{3079}}^1$

素因数の和:3913

約数の個数: 40

約数和(自身を含む): 470907360

約数和(自身を除く): 268678640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 821, 1642, 3079, 3284, 4105, 6158, 6568, 8210, 12316, 13136, 15395, 16420, 24632, 30790, 32840, 49264, 61580, 65680, 123160, 246320, 2527859, 5055718, 10111436, 12639295, 20222872, 25278590, 40445744, 50557180, 101114360, 202228720]

約数ペア:

[(1, 202228720), (2, 101114360), (4, 50557180), (5, 40445744), (8, 25278590), (10, 20222872), (16, 12639295), (20, 10111436), (40, 5055718), (80, 2527859), (821, 246320), (1642, 123160), (3079, 65680), (3284, 61580), (4105, 49264), (6158, 32840), (6568, 30790), (8210, 24632), (12316, 16420), (13136, 15395)]