8977682780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2147771}}^1$

素因数の和:2147810

約数の個数: 48

約数和(自身を含む): 21649541760

約数和(自身を除く): 12671858980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 2147771, 4295542, 8591084, 10738855, 21477710, 23625481, 40807649, 42955420, 47250962, 81615298, 94501924, 118127405, 163230596, 204038245, 236254810, 408076490, 448884139, 472509620, 816152980, 897768278, 1795536556, 2244420695, 4488841390, 8977682780]

約数ペア:

[(1, 8977682780), (2, 4488841390), (4, 2244420695), (5, 1795536556), (10, 897768278), (11, 816152980), (19, 472509620), (20, 448884139), (22, 408076490), (38, 236254810), (44, 204038245), (55, 163230596), (76, 118127405), (95, 94501924), (110, 81615298), (190, 47250962), (209, 42955420), (220, 40807649), (380, 23625481), (418, 21477710), (836, 10738855), (1045, 8591084), (2090, 4295542), (4180, 2147771)]