4389740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12911}}^1$

素因数の和:12937

約数の個数: 24

約数和(自身を含む): 9761472

約数和(自身を除く): 5371732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 12911, 25822, 51644, 64555, 129110, 219487, 258220, 438974, 877948, 1097435, 2194870, 4389740]

約数ペア:

[(1, 4389740), (2, 2194870), (4, 1097435), (5, 877948), (10, 438974), (17, 258220), (20, 219487), (34, 129110), (68, 64555), (85, 51644), (170, 25822), (340, 12911)]