15967160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3299}}^1$

素因数の和:3332

約数の個数: 48

約数和(自身を含む): 39501000

約数和(自身を除く): 23533840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 3299, 4840, 6598, 13196, 16495, 26392, 32990, 36289, 65980, 72578, 131960, 145156, 181445, 290312, 362890, 399179, 725780, 798358, 1451560, 1596716, 1995895, 3193432, 3991790, 7983580, 15967160]

約数ペア:

[(1, 15967160), (2, 7983580), (4, 3991790), (5, 3193432), (8, 1995895), (10, 1596716), (11, 1451560), (20, 798358), (22, 725780), (40, 399179), (44, 362890), (55, 290312), (88, 181445), (110, 145156), (121, 131960), (220, 72578), (242, 65980), (440, 36289), (484, 32990), (605, 26392), (968, 16495), (1210, 13196), (2420, 6598), (3299, 4840)]