15817970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2539}}^1$

素因数の和:2642

約数の個数: 32

約数和(自身を含む): 32918400

約数和(自身を除く): 17100430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 89, 178, 445, 623, 890, 1246, 2539, 3115, 5078, 6230, 12695, 17773, 25390, 35546, 88865, 177730, 225971, 451942, 1129855, 1581797, 2259710, 3163594, 7908985, 15817970]

約数ペア:

[(1, 15817970), (2, 7908985), (5, 3163594), (7, 2259710), (10, 1581797), (14, 1129855), (35, 451942), (70, 225971), (89, 177730), (178, 88865), (445, 35546), (623, 25390), (890, 17773), (1246, 12695), (2539, 6230), (3115, 5078)]