28612610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2473}}^1$

素因数の和:2582

約数の個数: 32

約数和(自身を含む): 56110320

約数和(自身を除く): 27497710

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 2473, 4946, 5785, 11570, 12365, 24730, 32149, 64298, 160745, 220097, 321490, 440194, 1100485, 2200970, 2861261, 5722522, 14306305, 28612610]

約数ペア:

[(1, 28612610), (2, 14306305), (5, 5722522), (10, 2861261), (13, 2200970), (26, 1100485), (65, 440194), (89, 321490), (130, 220097), (178, 160745), (445, 64298), (890, 32149), (1157, 24730), (2314, 12365), (2473, 11570), (4946, 5785)]