66544340

素因数分解:

$2^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{5827}}^1$

素因数の和:6407

約数の個数: 24

約数和(自身を含む): 140011872

約数和(自身を除く): 73467532

約数列:

[1, 2, 4, 5, 10, 20, 571, 1142, 2284, 2855, 5710, 5827, 11420, 11654, 23308, 29135, 58270, 116540, 3327217, 6654434, 13308868, 16636085, 33272170, 66544340]

約数ペア:

[(1, 66544340), (2, 33272170), (4, 16636085), (5, 13308868), (10, 6654434), (20, 3327217), (571, 116540), (1142, 58270), (2284, 29135), (2855, 23308), (5710, 11654), (5827, 11420)]