40064418

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^2\times {\mathrm{281}}^1$

素因数の和:467

約数の個数: 36

約数和(自身を含む): 88104978

約数和(自身を除く): 48040560

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 281, 534, 562, 801, 843, 1602, 1686, 2529, 5058, 7921, 15842, 23763, 25009, 47526, 50018, 71289, 75027, 142578, 150054, 225081, 450162, 2225801, 4451602, 6677403, 13354806, 20032209, 40064418]

約数ペア:

[(1, 40064418), (2, 20032209), (3, 13354806), (6, 6677403), (9, 4451602), (18, 2225801), (89, 450162), (178, 225081), (267, 150054), (281, 142578), (534, 75027), (562, 71289), (801, 50018), (843, 47526), (1602, 25009), (1686, 23763), (2529, 15842), (5058, 7921)]