1661036180

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{569}}^1\times {\mathrm{643}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 3515158080

約数和(自身を除く): 1854121900

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 569, 643, 908, 1135, 1138, 1286, 2270, 2276, 2572, 2845, 3215, 4540, 5690, 6430, 11380, 12860, 129163, 145961, 258326, 291922, 365867, 516652, 583844, 645815, 729805, 731734, 1291630, 1459610, 1463468, 1829335, 2583260, 2919220, 3658670, 7317340, 83051809, 166103618, 332207236, 415259045, 830518090, 1661036180]

約数ペア:

[(1, 1661036180), (2, 830518090), (4, 415259045), (5, 332207236), (10, 166103618), (20, 83051809), (227, 7317340), (454, 3658670), (569, 2919220), (643, 2583260), (908, 1829335), (1135, 1463468), (1138, 1459610), (1286, 1291630), (2270, 731734), (2276, 729805), (2572, 645815), (2845, 583844), (3215, 516652), (4540, 365867), (5690, 291922), (6430, 258326), (11380, 145961), (12860, 129163)]