12449200

素因数分解:

$2^4\times 5^2\times {\mathrm{31123}}^1$

素因数の和:31141

約数の個数: 30

約数和(自身を含む): 29910164

約数和(自身を除く): 17460964

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 31123, 62246, 124492, 155615, 248984, 311230, 497968, 622460, 778075, 1244920, 1556150, 2489840, 3112300, 6224600, 12449200]

約数ペア:

[(1, 12449200), (2, 6224600), (4, 3112300), (5, 2489840), (8, 1556150), (10, 1244920), (16, 778075), (20, 622460), (25, 497968), (40, 311230), (50, 248984), (80, 155615), (100, 124492), (200, 62246), (400, 31123)]