269567140

素因数分解:

$2^2\times 5^1\times {\mathrm{821}}^1\times {\mathrm{16417}}^1$

素因数の和:17247

約数の個数: 24

約数和(自身を含む): 566815032

約数和(自身を除く): 297247892

約数列:

[1, 2, 4, 5, 10, 20, 821, 1642, 3284, 4105, 8210, 16417, 16420, 32834, 65668, 82085, 164170, 328340, 13478357, 26956714, 53913428, 67391785, 134783570, 269567140]

約数ペア:

[(1, 269567140), (2, 134783570), (4, 67391785), (5, 53913428), (10, 26956714), (20, 13478357), (821, 328340), (1642, 164170), (3284, 82085), (4105, 65668), (8210, 32834), (16417, 16420)]