8412620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 18960480

約数和(自身を除く): 10547860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 227, 340, 436, 454, 545, 908, 1090, 1135, 1853, 2180, 2270, 3706, 3859, 4540, 7412, 7718, 9265, 15436, 18530, 19295, 24743, 37060, 38590, 49486, 77180, 98972, 123715, 247430, 420631, 494860, 841262, 1682524, 2103155, 4206310, 8412620]

約数ペア:

[(1, 8412620), (2, 4206310), (4, 2103155), (5, 1682524), (10, 841262), (17, 494860), (20, 420631), (34, 247430), (68, 123715), (85, 98972), (109, 77180), (170, 49486), (218, 38590), (227, 37060), (340, 24743), (436, 19295), (454, 18530), (545, 15436), (908, 9265), (1090, 7718), (1135, 7412), (1853, 4540), (2180, 3859), (2270, 3706)]