11507920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 28837440

約数和(自身を除く): 17329520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 67, 76, 80, 95, 113, 134, 152, 190, 226, 268, 304, 335, 380, 452, 536, 565, 670, 760, 904, 1072, 1130, 1273, 1340, 1520, 1808, 2147, 2260, 2546, 2680, 4294, 4520, 5092, 5360, 6365, 7571, 8588, 9040, 10184, 10735, 12730, 15142, 17176, 20368, 21470, 25460, 30284, 34352, 37855, 42940, 50920, 60568, 75710, 85880, 101840, 121136, 143849, 151420, 171760, 287698, 302840, 575396, 605680, 719245, 1150792, 1438490, 2301584, 2876980, 5753960, 11507920]

約数ペア:

[(1, 11507920), (2, 5753960), (4, 2876980), (5, 2301584), (8, 1438490), (10, 1150792), (16, 719245), (19, 605680), (20, 575396), (38, 302840), (40, 287698), (67, 171760), (76, 151420), (80, 143849), (95, 121136), (113, 101840), (134, 85880), (152, 75710), (190, 60568), (226, 50920), (268, 42940), (304, 37855), (335, 34352), (380, 30284), (452, 25460), (536, 21470), (565, 20368), (670, 17176), (760, 15142), (904, 12730), (1072, 10735), (1130, 10184), (1273, 9040), (1340, 8588), (1520, 7571), (1808, 6365), (2147, 5360), (2260, 5092), (2546, 4520), (2680, 4294)]