13309060

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7477}}^1$

素因数の和:7575

約数の個数: 24

約数和(自身を含む): 28266840

約数和(自身を除く): 14957780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 7477, 14954, 29908, 37385, 74770, 149540, 665453, 1330906, 2661812, 3327265, 6654530, 13309060]

約数ペア:

[(1, 13309060), (2, 6654530), (4, 3327265), (5, 2661812), (10, 1330906), (20, 665453), (89, 149540), (178, 74770), (356, 37385), (445, 29908), (890, 14954), (1780, 7477)]