27639780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{65809}}^1$

素因数の和:65828

約数の個数: 48

約数和(自身を含む): 88448640

約数和(自身を除く): 60808860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 65809, 131618, 197427, 263236, 329045, 394854, 460663, 658090, 789708, 921326, 987135, 1316180, 1381989, 1842652, 1974270, 2303315, 2763978, 3948540, 4606630, 5527956, 6909945, 9213260, 13819890, 27639780]

約数ペア:

[(1, 27639780), (2, 13819890), (3, 9213260), (4, 6909945), (5, 5527956), (6, 4606630), (7, 3948540), (10, 2763978), (12, 2303315), (14, 1974270), (15, 1842652), (20, 1381989), (21, 1316180), (28, 987135), (30, 921326), (35, 789708), (42, 658090), (60, 460663), (70, 394854), (84, 329045), (105, 263236), (140, 197427), (210, 131618), (420, 65809)]