14721320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21649}}^1$

素因数の和:21677

約数の個数: 32

約数和(自身を含む): 35073000

約数和(自身を除く): 20351680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 21649, 43298, 86596, 108245, 173192, 216490, 368033, 432980, 736066, 865960, 1472132, 1840165, 2944264, 3680330, 7360660, 14721320]

約数ペア:

[(1, 14721320), (2, 7360660), (4, 3680330), (5, 2944264), (8, 1840165), (10, 1472132), (17, 865960), (20, 736066), (34, 432980), (40, 368033), (68, 216490), (85, 173192), (136, 108245), (170, 86596), (340, 43298), (680, 21649)]