401355110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{10987}}^1$

素因数の和:11288

約数の個数: 32

約数和(自身を含む): 780851232

約数和(自身を除く): 379496122

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 281, 562, 1405, 2810, 3653, 7306, 10987, 18265, 21974, 36530, 54935, 109870, 142831, 285662, 714155, 1428310, 3087347, 6174694, 15436735, 30873470, 40135511, 80271022, 200677555, 401355110]

約数ペア:

[(1, 401355110), (2, 200677555), (5, 80271022), (10, 40135511), (13, 30873470), (26, 15436735), (65, 6174694), (130, 3087347), (281, 1428310), (562, 714155), (1405, 285662), (2810, 142831), (3653, 109870), (7306, 54935), (10987, 36530), (18265, 21974)]