493870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:180

約数の個数: 32

約数和(自身を含む): 997920

約数和(自身を除く): 504050

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 131, 145, 262, 290, 377, 655, 754, 1310, 1703, 1885, 3406, 3770, 3799, 7598, 8515, 17030, 18995, 37990, 49387, 98774, 246935, 493870]

約数ペア:

[(1, 493870), (2, 246935), (5, 98774), (10, 49387), (13, 37990), (26, 18995), (29, 17030), (58, 8515), (65, 7598), (130, 3799), (131, 3770), (145, 3406), (262, 1885), (290, 1703), (377, 1310), (655, 754)]