3910580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 8890560

約数和(自身を除く): 4979980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 251, 380, 410, 502, 779, 820, 1004, 1255, 1558, 2510, 3116, 3895, 4769, 5020, 7790, 9538, 10291, 15580, 19076, 20582, 23845, 41164, 47690, 51455, 95380, 102910, 195529, 205820, 391058, 782116, 977645, 1955290, 3910580]

約数ペア:

[(1, 3910580), (2, 1955290), (4, 977645), (5, 782116), (10, 391058), (19, 205820), (20, 195529), (38, 102910), (41, 95380), (76, 51455), (82, 47690), (95, 41164), (164, 23845), (190, 20582), (205, 19076), (251, 15580), (380, 10291), (410, 9538), (502, 7790), (779, 5020), (820, 4769), (1004, 3895), (1255, 3116), (1558, 2510)]