28214380

素因数分解:

$2^2\times 5^1\times {\mathrm{1163}}^1\times {\mathrm{1213}}^1$

素因数の和:2385

約数の個数: 24

約数和(自身を含む): 59350032

約数和(自身を除く): 31135652

約数列:

[1, 2, 4, 5, 10, 20, 1163, 1213, 2326, 2426, 4652, 4852, 5815, 6065, 11630, 12130, 23260, 24260, 1410719, 2821438, 5642876, 7053595, 14107190, 28214380]

約数ペア:

[(1, 28214380), (2, 14107190), (4, 7053595), (5, 5642876), (10, 2821438), (20, 1410719), (1163, 24260), (1213, 23260), (2326, 12130), (2426, 11630), (4652, 6065), (4852, 5815)]