210059960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{477409}}^1$

素因数の和:477431

約数の個数: 32

約数和(自身を含む): 515602800

約数和(自身を除く): 305542840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 477409, 954818, 1909636, 2387045, 3819272, 4774090, 5251499, 9548180, 10502998, 19096360, 21005996, 26257495, 42011992, 52514990, 105029980, 210059960]

約数ペア:

[(1, 210059960), (2, 105029980), (4, 52514990), (5, 42011992), (8, 26257495), (10, 21005996), (11, 19096360), (20, 10502998), (22, 9548180), (40, 5251499), (44, 4774090), (55, 3819272), (88, 2387045), (110, 1909636), (220, 954818), (440, 477409)]