20254620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3793}}^1$

素因数の和:3894

約数の個数: 48

約数和(自身を含む): 57365280

約数和(自身を除く): 37110660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 3793, 5340, 7586, 11379, 15172, 18965, 22758, 37930, 45516, 56895, 75860, 113790, 227580, 337577, 675154, 1012731, 1350308, 1687885, 2025462, 3375770, 4050924, 5063655, 6751540, 10127310, 20254620]

約数ペア:

[(1, 20254620), (2, 10127310), (3, 6751540), (4, 5063655), (5, 4050924), (6, 3375770), (10, 2025462), (12, 1687885), (15, 1350308), (20, 1012731), (30, 675154), (60, 337577), (89, 227580), (178, 113790), (267, 75860), (356, 56895), (445, 45516), (534, 37930), (890, 22758), (1068, 18965), (1335, 15172), (1780, 11379), (2670, 7586), (3793, 5340)]