40820285

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^3\times {\mathrm{61}}^1$

素因数の和:146

約数の個数: 32

約数和(自身を含む): 56782080

約数和(自身を除く): 15961795

約数列:

[1, 5, 11, 23, 55, 61, 115, 253, 305, 529, 671, 1265, 1403, 2645, 3355, 5819, 7015, 12167, 15433, 29095, 32269, 60835, 77165, 133837, 161345, 354959, 669185, 742187, 1774795, 3710935, 8164057, 40820285]

約数ペア:

[(1, 40820285), (5, 8164057), (11, 3710935), (23, 1774795), (55, 742187), (61, 669185), (115, 354959), (253, 161345), (305, 133837), (529, 77165), (671, 60835), (1265, 32269), (1403, 29095), (2645, 15433), (3355, 12167), (5819, 7015)]