31701920

素因数分解:

$2^5\times 5^1\times {\mathrm{347}}^1\times {\mathrm{571}}^1$

素因数の和:933

約数の個数: 48

約数和(自身を含む): 75243168

約数和(自身を除く): 43541248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 347, 571, 694, 1142, 1388, 1735, 2284, 2776, 2855, 3470, 4568, 5552, 5710, 6940, 9136, 11104, 11420, 13880, 18272, 22840, 27760, 45680, 55520, 91360, 198137, 396274, 792548, 990685, 1585096, 1981370, 3170192, 3962740, 6340384, 7925480, 15850960, 31701920]

約数ペア:

[(1, 31701920), (2, 15850960), (4, 7925480), (5, 6340384), (8, 3962740), (10, 3170192), (16, 1981370), (20, 1585096), (32, 990685), (40, 792548), (80, 396274), (160, 198137), (347, 91360), (571, 55520), (694, 45680), (1142, 27760), (1388, 22840), (1735, 18272), (2284, 13880), (2776, 11420), (2855, 11104), (3470, 9136), (4568, 6940), (5552, 5710)]