268198220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{327071}}^1$

素因数の和:327121

約数の個数: 24

約数和(自身を含む): 576955008

約数和(自身を除く): 308756788

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 327071, 654142, 1308284, 1635355, 3270710, 6541420, 13409911, 26819822, 53639644, 67049555, 134099110, 268198220]

約数ペア:

[(1, 268198220), (2, 134099110), (4, 67049555), (5, 53639644), (10, 26819822), (20, 13409911), (41, 6541420), (82, 3270710), (164, 1635355), (205, 1308284), (410, 654142), (820, 327071)]