18310160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{20807}}^1$

素因数の和:20831

約数の個数: 40

約数和(自身を含む): 46443456

約数和(自身を除く): 28133296

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 20807, 41614, 83228, 104035, 166456, 208070, 228877, 332912, 416140, 457754, 832280, 915508, 1144385, 1664560, 1831016, 2288770, 3662032, 4577540, 9155080, 18310160]

約数ペア:

[(1, 18310160), (2, 9155080), (4, 4577540), (5, 3662032), (8, 2288770), (10, 1831016), (11, 1664560), (16, 1144385), (20, 915508), (22, 832280), (40, 457754), (44, 416140), (55, 332912), (80, 228877), (88, 208070), (110, 166456), (176, 104035), (220, 83228), (440, 41614), (880, 20807)]