12824080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5171}}^1$

素因数の和:5215

約数の個数: 40

約数和(自身を含む): 30783744

約数和(自身を除く): 17959664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 5171, 10342, 20684, 25855, 41368, 51710, 82736, 103420, 160301, 206840, 320602, 413680, 641204, 801505, 1282408, 1603010, 2564816, 3206020, 6412040, 12824080]

約数ペア:

[(1, 12824080), (2, 6412040), (4, 3206020), (5, 2564816), (8, 1603010), (10, 1282408), (16, 801505), (20, 641204), (31, 413680), (40, 320602), (62, 206840), (80, 160301), (124, 103420), (155, 82736), (248, 51710), (310, 41368), (496, 25855), (620, 20684), (1240, 10342), (2480, 5171)]