3921167681260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9437}}^1\times {\mathrm{262981}}^1$

素因数の和:272506

約数の個数: 48

約数和(自身を含む): 8339601029760

約数和(自身を除く): 4418433348500

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 9437, 18874, 37748, 47185, 94370, 188740, 262981, 525962, 745523, 1051924, 1314905, 1491046, 2629810, 2982092, 3727615, 5259620, 7455230, 14910460, 20775499, 41550998, 83101996, 103877495, 207754990, 415509980, 2481751697, 4963503394, 9927006788, 12408758485, 24817516970, 49635033940, 196058384063, 392116768126, 784233536252, 980291920315, 1960583840630, 3921167681260]

約数ペア:

[(1, 3921167681260), (2, 1960583840630), (4, 980291920315), (5, 784233536252), (10, 392116768126), (20, 196058384063), (79, 49635033940), (158, 24817516970), (316, 12408758485), (395, 9927006788), (790, 4963503394), (1580, 2481751697), (9437, 415509980), (18874, 207754990), (37748, 103877495), (47185, 83101996), (94370, 41550998), (188740, 20775499), (262981, 14910460), (525962, 7455230), (745523, 5259620), (1051924, 3727615), (1314905, 2982092), (1491046, 2629810)]