7938010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1019}}^1$

素因数の和:1086

約数の個数: 32

約数和(自身を含む): 15422400

約数和(自身を除く): 7484390

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1019, 1558, 2038, 3895, 5095, 7790, 10190, 19361, 38722, 41779, 83558, 96805, 193610, 208895, 417790, 793801, 1587602, 3969005, 7938010]

約数ペア:

[(1, 7938010), (2, 3969005), (5, 1587602), (10, 793801), (19, 417790), (38, 208895), (41, 193610), (82, 96805), (95, 83558), (190, 41779), (205, 38722), (410, 19361), (779, 10190), (1019, 7790), (1558, 5095), (2038, 3895)]