26421740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{77711}}^1$

素因数の和:77737

約数の個数: 24

約数和(自身を含む): 58750272

約数和(自身を除く): 32328532

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 77711, 155422, 310844, 388555, 777110, 1321087, 1554220, 2642174, 5284348, 6605435, 13210870, 26421740]

約数ペア:

[(1, 26421740), (2, 13210870), (4, 6605435), (5, 5284348), (10, 2642174), (17, 1554220), (20, 1321087), (34, 777110), (68, 388555), (85, 310844), (170, 155422), (340, 77711)]