4160440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{2213}}^1$

素因数の和:2271

約数の個数: 32

約数和(自身を含む): 9564480

約数和(自身を除く): 5404040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 2213, 4426, 8852, 11065, 17704, 22130, 44260, 88520, 104011, 208022, 416044, 520055, 832088, 1040110, 2080220, 4160440]

約数ペア:

[(1, 4160440), (2, 2080220), (4, 1040110), (5, 832088), (8, 520055), (10, 416044), (20, 208022), (40, 104011), (47, 88520), (94, 44260), (188, 22130), (235, 17704), (376, 11065), (470, 8852), (940, 4426), (1880, 2213)]