31126280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26833}}^1$

素因数の和:26873

約数の個数: 32

約数和(自身を含む): 72451800

約数和(自身を除く): 41325520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 26833, 53666, 107332, 134165, 214664, 268330, 536660, 778157, 1073320, 1556314, 3112628, 3890785, 6225256, 7781570, 15563140, 31126280]

約数ペア:

[(1, 31126280), (2, 15563140), (4, 7781570), (5, 6225256), (8, 3890785), (10, 3112628), (20, 1556314), (29, 1073320), (40, 778157), (58, 536660), (116, 268330), (145, 214664), (232, 134165), (290, 107332), (580, 53666), (1160, 26833)]