1667740

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1367}}^1$

素因数の和:1437

約数の個数: 24

約数和(自身を含む): 3562272

約数和(自身を除く): 1894532

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 1367, 2734, 5468, 6835, 13670, 27340, 83387, 166774, 333548, 416935, 833870, 1667740]

約数ペア:

[(1, 1667740), (2, 833870), (4, 416935), (5, 333548), (10, 166774), (20, 83387), (61, 27340), (122, 13670), (244, 6835), (305, 5468), (610, 2734), (1220, 1367)]