253660520

素因数分解:

$2^3\times 5^1\times {\mathrm{1367}}^1\times {\mathrm{4639}}^1$

素因数の和:6017

約数の個数: 32

約数和(自身を含む): 571276800

約数和(自身を除く): 317616280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1367, 2734, 4639, 5468, 6835, 9278, 10936, 13670, 18556, 23195, 27340, 37112, 46390, 54680, 92780, 185560, 6341513, 12683026, 25366052, 31707565, 50732104, 63415130, 126830260, 253660520]

約数ペア:

[(1, 253660520), (2, 126830260), (4, 63415130), (5, 50732104), (8, 31707565), (10, 25366052), (20, 12683026), (40, 6341513), (1367, 185560), (2734, 92780), (4639, 54680), (5468, 46390), (6835, 37112), (9278, 27340), (10936, 23195), (13670, 18556)]