663056020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{3671}}^1$

素因数の和:4512

約数の個数: 48

約数和(自身を含む): 1521265536

約数和(自身を除く): 858209516

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 821, 1642, 3284, 3671, 4105, 7342, 8210, 9031, 14684, 16420, 18062, 18355, 36124, 36710, 40381, 45155, 73420, 80762, 90310, 161524, 180620, 201905, 403810, 807620, 3013891, 6027782, 12055564, 15069455, 30138910, 33152801, 60277820, 66305602, 132611204, 165764005, 331528010, 663056020]

約数ペア:

[(1, 663056020), (2, 331528010), (4, 165764005), (5, 132611204), (10, 66305602), (11, 60277820), (20, 33152801), (22, 30138910), (44, 15069455), (55, 12055564), (110, 6027782), (220, 3013891), (821, 807620), (1642, 403810), (3284, 201905), (3671, 180620), (4105, 161524), (7342, 90310), (8210, 80762), (9031, 73420), (14684, 45155), (16420, 40381), (18062, 36710), (18355, 36124)]