10239980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6481}}^1$

素因数の和:6569

約数の個数: 24

約数和(自身を含む): 21779520

約数和(自身を除く): 11539540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 6481, 12962, 25924, 32405, 64810, 129620, 511999, 1023998, 2047996, 2559995, 5119990, 10239980]

約数ペア:

[(1, 10239980), (2, 5119990), (4, 2559995), (5, 2047996), (10, 1023998), (20, 511999), (79, 129620), (158, 64810), (316, 32405), (395, 25924), (790, 12962), (1580, 6481)]