1990428

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 5370624

約数和(自身を除く): 3380196

約数列:

[1, 2, 3, 4, 6, 11, 12, 17, 22, 33, 34, 44, 51, 66, 68, 102, 132, 187, 204, 374, 561, 748, 887, 1122, 1774, 2244, 2661, 3548, 5322, 9757, 10644, 15079, 19514, 29271, 30158, 39028, 45237, 58542, 60316, 90474, 117084, 165869, 180948, 331738, 497607, 663476, 995214, 1990428]

約数ペア:

[(1, 1990428), (2, 995214), (3, 663476), (4, 497607), (6, 331738), (11, 180948), (12, 165869), (17, 117084), (22, 90474), (33, 60316), (34, 58542), (44, 45237), (51, 39028), (66, 30158), (68, 29271), (102, 19514), (132, 15079), (187, 10644), (204, 9757), (374, 5322), (561, 3548), (748, 2661), (887, 2244), (1122, 1774)]