15489590

素因数分解:

$2^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{6481}}^1$

素因数の和:6727

約数の個数: 16

約数和(自身を含む): 28002240

約数和(自身を除く): 12512650

約数列:

[1, 2, 5, 10, 239, 478, 1195, 2390, 6481, 12962, 32405, 64810, 1548959, 3097918, 7744795, 15489590]

約数ペア:

[(1, 15489590), (2, 7744795), (5, 3097918), (10, 1548959), (239, 64810), (478, 32405), (1195, 12962), (2390, 6481)]