452980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 48

約数和(自身を含む): 1088640

約数和(自身を除く): 635660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 71, 110, 116, 142, 145, 220, 284, 290, 319, 355, 580, 638, 710, 781, 1276, 1420, 1562, 1595, 2059, 3124, 3190, 3905, 4118, 6380, 7810, 8236, 10295, 15620, 20590, 22649, 41180, 45298, 90596, 113245, 226490, 452980]

約数ペア:

[(1, 452980), (2, 226490), (4, 113245), (5, 90596), (10, 45298), (11, 41180), (20, 22649), (22, 20590), (29, 15620), (44, 10295), (55, 8236), (58, 7810), (71, 6380), (110, 4118), (116, 3905), (142, 3190), (145, 3124), (220, 2059), (284, 1595), (290, 1562), (319, 1420), (355, 1276), (580, 781), (638, 710)]