56085740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 120766464

約数和(自身を除く): 64680724

約数列:

[1, 2, 4, 5, 10, 20, 71, 127, 142, 254, 284, 311, 355, 508, 622, 635, 710, 1244, 1270, 1420, 1555, 2540, 3110, 6220, 9017, 18034, 22081, 36068, 39497, 44162, 45085, 78994, 88324, 90170, 110405, 157988, 180340, 197485, 220810, 394970, 441620, 789940, 2804287, 5608574, 11217148, 14021435, 28042870, 56085740]

約数ペア:

[(1, 56085740), (2, 28042870), (4, 14021435), (5, 11217148), (10, 5608574), (20, 2804287), (71, 789940), (127, 441620), (142, 394970), (254, 220810), (284, 197485), (311, 180340), (355, 157988), (508, 110405), (622, 90170), (635, 88324), (710, 78994), (1244, 45085), (1270, 44162), (1420, 39497), (1555, 36068), (2540, 22081), (3110, 18034), (6220, 9017)]