376988740

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1\times {\mathrm{787}}^1$

素因数の和:1396

約数の個数: 48

約数和(自身を含む): 812572992

約数和(自身を除く): 435584252

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 557, 787, 860, 1114, 1574, 2228, 2785, 3148, 3935, 5570, 7870, 11140, 15740, 23951, 33841, 47902, 67682, 95804, 119755, 135364, 169205, 239510, 338410, 438359, 479020, 676820, 876718, 1753436, 2191795, 4383590, 8767180, 18849437, 37698874, 75397748, 94247185, 188494370, 376988740]

約数ペア:

[(1, 376988740), (2, 188494370), (4, 94247185), (5, 75397748), (10, 37698874), (20, 18849437), (43, 8767180), (86, 4383590), (172, 2191795), (215, 1753436), (430, 876718), (557, 676820), (787, 479020), (860, 438359), (1114, 338410), (1574, 239510), (2228, 169205), (2785, 135364), (3148, 119755), (3935, 95804), (5570, 67682), (7870, 47902), (11140, 33841), (15740, 23951)]