17115980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{683}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 41368320

約数和(自身を除く): 24252340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 179, 358, 683, 716, 895, 1253, 1366, 1790, 2506, 2732, 3415, 3580, 4781, 5012, 6265, 6830, 9562, 12530, 13660, 19124, 23905, 25060, 47810, 95620, 122257, 244514, 489028, 611285, 855799, 1222570, 1711598, 2445140, 3423196, 4278995, 8557990, 17115980]

約数ペア:

[(1, 17115980), (2, 8557990), (4, 4278995), (5, 3423196), (7, 2445140), (10, 1711598), (14, 1222570), (20, 855799), (28, 611285), (35, 489028), (70, 244514), (140, 122257), (179, 95620), (358, 47810), (683, 25060), (716, 23905), (895, 19124), (1253, 13660), (1366, 12530), (1790, 9562), (2506, 6830), (2732, 6265), (3415, 5012), (3580, 4781)]