2876980

素因数分解:

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

素因数の和:208

約数の個数: 48

約数和(自身を含む): 6511680

約数和(自身を除く): 3634700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 67, 76, 95, 113, 134, 190, 226, 268, 335, 380, 452, 565, 670, 1130, 1273, 1340, 2147, 2260, 2546, 4294, 5092, 6365, 7571, 8588, 10735, 12730, 15142, 21470, 25460, 30284, 37855, 42940, 75710, 143849, 151420, 287698, 575396, 719245, 1438490, 2876980]

約数ペア:

[(1, 2876980), (2, 1438490), (4, 719245), (5, 575396), (10, 287698), (19, 151420), (20, 143849), (38, 75710), (67, 42940), (76, 37855), (95, 30284), (113, 25460), (134, 21470), (190, 15142), (226, 12730), (268, 10735), (335, 8588), (380, 7571), (452, 6365), (565, 5092), (670, 4294), (1130, 2546), (1273, 2260), (1340, 2147)]