23156120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{44531}}^1$

素因数の和:44555

約数の個数: 32

約数和(自身を含む): 56110320

約数和(自身を除く): 32954200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 44531, 89062, 178124, 222655, 356248, 445310, 578903, 890620, 1157806, 1781240, 2315612, 2894515, 4631224, 5789030, 11578060, 23156120]

約数ペア:

[(1, 23156120), (2, 11578060), (4, 5789030), (5, 4631224), (8, 2894515), (10, 2315612), (13, 1781240), (20, 1157806), (26, 890620), (40, 578903), (52, 445310), (65, 356248), (104, 222655), (130, 178124), (260, 89062), (520, 44531)]