831492040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{442283}}^1$

素因数の和:442341

約数の個数: 32

約数和(自身を含む): 1910666880

約数和(自身を除く): 1079174840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 442283, 884566, 1769132, 2211415, 3538264, 4422830, 8845660, 17691320, 20787301, 41574602, 83149204, 103936505, 166298408, 207873010, 415746020, 831492040]

約数ペア:

[(1, 831492040), (2, 415746020), (4, 207873010), (5, 166298408), (8, 103936505), (10, 83149204), (20, 41574602), (40, 20787301), (47, 17691320), (94, 8845660), (188, 4422830), (235, 3538264), (376, 2211415), (470, 1769132), (940, 884566), (1880, 442283)]