42501220

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{6089}}^1$

素因数の和:6447

約数の個数: 24

約数和(自身を含む): 89523000

約数和(自身を除く): 47021780

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6089, 6980, 12178, 24356, 30445, 60890, 121780, 2125061, 4250122, 8500244, 10625305, 21250610, 42501220]

約数ペア:

[(1, 42501220), (2, 21250610), (4, 10625305), (5, 8500244), (10, 4250122), (20, 2125061), (349, 121780), (698, 60890), (1396, 30445), (1745, 24356), (3490, 12178), (6089, 6980)]