20273310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2531}}^1$

素因数の和:2633

約数の個数: 48

約数和(自身を含む): 53323920

約数和(自身を除く): 33050610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 89, 90, 178, 267, 445, 534, 801, 890, 1335, 1602, 2531, 2670, 4005, 5062, 7593, 8010, 12655, 15186, 22779, 25310, 37965, 45558, 75930, 113895, 225259, 227790, 450518, 675777, 1126295, 1351554, 2027331, 2252590, 3378885, 4054662, 6757770, 10136655, 20273310]

約数ペア:

[(1, 20273310), (2, 10136655), (3, 6757770), (5, 4054662), (6, 3378885), (9, 2252590), (10, 2027331), (15, 1351554), (18, 1126295), (30, 675777), (45, 450518), (89, 227790), (90, 225259), (178, 113895), (267, 75930), (445, 45558), (534, 37965), (801, 25310), (890, 22779), (1335, 15186), (1602, 12655), (2531, 8010), (2670, 7593), (4005, 5062)]