39856020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4231}}^1$

素因数の和:4400

約数の個数: 48

約数和(自身を含む): 112334208

約数和(自身を除く): 72478188

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2355, 3140, 4231, 4710, 8462, 9420, 12693, 16924, 21155, 25386, 42310, 50772, 63465, 84620, 126930, 253860, 664267, 1328534, 1992801, 2657068, 3321335, 3985602, 6642670, 7971204, 9964005, 13285340, 19928010, 39856020]

約数ペア:

[(1, 39856020), (2, 19928010), (3, 13285340), (4, 9964005), (5, 7971204), (6, 6642670), (10, 3985602), (12, 3321335), (15, 2657068), (20, 1992801), (30, 1328534), (60, 664267), (157, 253860), (314, 126930), (471, 84620), (628, 63465), (785, 50772), (942, 42310), (1570, 25386), (1884, 21155), (2355, 16924), (3140, 12693), (4231, 9420), (4710, 8462)]