40378730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{19891}}^1$

素因数の和:19934

約数の個数: 32

約数和(自身を含む): 85933440

約数和(自身を除く): 45554710

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 19891, 39782, 99455, 139237, 198910, 278474, 576839, 696185, 1153678, 1392370, 2884195, 4037873, 5768390, 8075746, 20189365, 40378730]

約数ペア:

[(1, 40378730), (2, 20189365), (5, 8075746), (7, 5768390), (10, 4037873), (14, 2884195), (29, 1392370), (35, 1153678), (58, 696185), (70, 576839), (145, 278474), (203, 198910), (290, 139237), (406, 99455), (1015, 39782), (2030, 19891)]