1866320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{569}}^1$

素因数の和:623

約数の個数: 40

約数和(自身を含む): 4452840

約数和(自身を除く): 2586520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 569, 656, 820, 1138, 1640, 2276, 2845, 3280, 4552, 5690, 9104, 11380, 22760, 23329, 45520, 46658, 93316, 116645, 186632, 233290, 373264, 466580, 933160, 1866320]

約数ペア:

[(1, 1866320), (2, 933160), (4, 466580), (5, 373264), (8, 233290), (10, 186632), (16, 116645), (20, 93316), (40, 46658), (41, 45520), (80, 23329), (82, 22760), (164, 11380), (205, 9104), (328, 5690), (410, 4552), (569, 3280), (656, 2845), (820, 2276), (1138, 1640)]