4521020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{751}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 11117568

約数和(自身を除く): 6596548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 751, 860, 1204, 1502, 1505, 3004, 3010, 3755, 5257, 6020, 7510, 10514, 15020, 21028, 26285, 32293, 52570, 64586, 105140, 129172, 161465, 226051, 322930, 452102, 645860, 904204, 1130255, 2260510, 4521020]

約数ペア:

[(1, 4521020), (2, 2260510), (4, 1130255), (5, 904204), (7, 645860), (10, 452102), (14, 322930), (20, 226051), (28, 161465), (35, 129172), (43, 105140), (70, 64586), (86, 52570), (140, 32293), (172, 26285), (215, 21028), (301, 15020), (430, 10514), (602, 7510), (751, 6020), (860, 5257), (1204, 3755), (1502, 3010), (1505, 3004)]