39537880

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{11909}}^1$

素因数の和:12003

約数の個数: 32

約数和(自身を含む): 90039600

約数和(自身を除く): 50501720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 11909, 23818, 47636, 59545, 95272, 119090, 238180, 476360, 988447, 1976894, 3953788, 4942235, 7907576, 9884470, 19768940, 39537880]

約数ペア:

[(1, 39537880), (2, 19768940), (4, 9884470), (5, 7907576), (8, 4942235), (10, 3953788), (20, 1976894), (40, 988447), (83, 476360), (166, 238180), (332, 119090), (415, 95272), (664, 59545), (830, 47636), (1660, 23818), (3320, 11909)]