212440

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 492480

約数和(自身を除く): 280040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 113, 188, 226, 235, 376, 452, 470, 565, 904, 940, 1130, 1880, 2260, 4520, 5311, 10622, 21244, 26555, 42488, 53110, 106220, 212440]

約数ペア:

[(1, 212440), (2, 106220), (4, 53110), (5, 42488), (8, 26555), (10, 21244), (20, 10622), (40, 5311), (47, 4520), (94, 2260), (113, 1880), (188, 1130), (226, 940), (235, 904), (376, 565), (452, 470)]