400014788

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{739}}^1\times {\mathrm{1033}}^1$

素因数の和:1907

約数の個数: 24

約数和(自身を含む): 707007840

約数和(自身を除く): 306993052

約数列:

[1, 2, 4, 131, 262, 524, 739, 1033, 1478, 2066, 2956, 4132, 96809, 135323, 193618, 270646, 387236, 541292, 763387, 1526774, 3053548, 100003697, 200007394, 400014788]

約数ペア:

[(1, 400014788), (2, 200007394), (4, 100003697), (131, 3053548), (262, 1526774), (524, 763387), (739, 541292), (1033, 387236), (1478, 270646), (2066, 193618), (2956, 135323), (4132, 96809)]