16491320

素因数分解:

$2^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{2767}}^1$

素因数の和:2927

約数の個数: 32

約数和(自身を含む): 37368000

約数和(自身を除く): 20876680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 149, 298, 596, 745, 1192, 1490, 2767, 2980, 5534, 5960, 11068, 13835, 22136, 27670, 55340, 110680, 412283, 824566, 1649132, 2061415, 3298264, 4122830, 8245660, 16491320]

約数ペア:

[(1, 16491320), (2, 8245660), (4, 4122830), (5, 3298264), (8, 2061415), (10, 1649132), (20, 824566), (40, 412283), (149, 110680), (298, 55340), (596, 27670), (745, 22136), (1192, 13835), (1490, 11068), (2767, 5960), (2980, 5534)]