20370450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{977}}^1$

素因数の和:1131

約数の個数: 48

約数和(自身を含む): 50934240

約数和(自身を除く): 30563790

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 139, 150, 278, 417, 695, 834, 977, 1390, 1954, 2085, 2931, 3475, 4170, 4885, 5862, 6950, 9770, 10425, 14655, 20850, 24425, 29310, 48850, 73275, 135803, 146550, 271606, 407409, 679015, 814818, 1358030, 2037045, 3395075, 4074090, 6790150, 10185225, 20370450]

約数ペア:

[(1, 20370450), (2, 10185225), (3, 6790150), (5, 4074090), (6, 3395075), (10, 2037045), (15, 1358030), (25, 814818), (30, 679015), (50, 407409), (75, 271606), (139, 146550), (150, 135803), (278, 73275), (417, 48850), (695, 29310), (834, 24425), (977, 20850), (1390, 14655), (1954, 10425), (2085, 9770), (2931, 6950), (3475, 5862), (4170, 4885)]