7856020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12671}}^1$

素因数の和:12711

約数の個数: 24

約数和(自身を含む): 17031168

約数和(自身を除く): 9175148

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 12671, 25342, 50684, 63355, 126710, 253420, 392801, 785602, 1571204, 1964005, 3928010, 7856020]

約数ペア:

[(1, 7856020), (2, 3928010), (4, 1964005), (5, 1571204), (10, 785602), (20, 392801), (31, 253420), (62, 126710), (124, 63355), (155, 50684), (310, 25342), (620, 12671)]