4216640

素因数分解:

$2^6\times 5^1\times {\mathrm{13177}}^1$

素因数の和:13194

約数の個数: 28

約数和(自身を含む): 10041636

約数和(自身を除く): 5824996

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 13177, 26354, 52708, 65885, 105416, 131770, 210832, 263540, 421664, 527080, 843328, 1054160, 2108320, 4216640]

約数ペア:

[(1, 4216640), (2, 2108320), (4, 1054160), (5, 843328), (8, 527080), (10, 421664), (16, 263540), (20, 210832), (32, 131770), (40, 105416), (64, 65885), (80, 52708), (160, 26354), (320, 13177)]