1223173820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{179351}}^1$

素因数の和:179402

約数の個数: 48

約数和(自身を含む): 2892589056

約数和(自身を除く): 1669415236

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 124, 155, 220, 310, 341, 620, 682, 1364, 1705, 3410, 6820, 179351, 358702, 717404, 896755, 1793510, 1972861, 3587020, 3945722, 5559881, 7891444, 9864305, 11119762, 19728610, 22239524, 27799405, 39457220, 55598810, 61158691, 111197620, 122317382, 244634764, 305793455, 611586910, 1223173820]

約数ペア:

[(1, 1223173820), (2, 611586910), (4, 305793455), (5, 244634764), (10, 122317382), (11, 111197620), (20, 61158691), (22, 55598810), (31, 39457220), (44, 27799405), (55, 22239524), (62, 19728610), (110, 11119762), (124, 9864305), (155, 7891444), (220, 5559881), (310, 3945722), (341, 3587020), (620, 1972861), (682, 1793510), (1364, 896755), (1705, 717404), (3410, 358702), (6820, 179351)]