751011140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{5309}}^1$

素因数の和:5972

約数の個数: 48

約数和(自身を含む): 1723498560

約数和(自身を除く): 972487420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 643, 1286, 2572, 3215, 5309, 6430, 7073, 10618, 12860, 14146, 21236, 26545, 28292, 35365, 53090, 58399, 70730, 106180, 116798, 141460, 233596, 291995, 583990, 1167980, 3413687, 6827374, 13654748, 17068435, 34136870, 37550557, 68273740, 75101114, 150202228, 187752785, 375505570, 751011140]

約数ペア:

[(1, 751011140), (2, 375505570), (4, 187752785), (5, 150202228), (10, 75101114), (11, 68273740), (20, 37550557), (22, 34136870), (44, 17068435), (55, 13654748), (110, 6827374), (220, 3413687), (643, 1167980), (1286, 583990), (2572, 291995), (3215, 233596), (5309, 141460), (6430, 116798), (7073, 106180), (10618, 70730), (12860, 58399), (14146, 53090), (21236, 35365), (26545, 28292)]