47903620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{140893}}^1$

素因数の和:140919

約数の個数: 24

約数和(自身を含む): 106515864

約数和(自身を除く): 58612244

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 140893, 281786, 563572, 704465, 1408930, 2395181, 2817860, 4790362, 9580724, 11975905, 23951810, 47903620]

約数ペア:

[(1, 47903620), (2, 23951810), (4, 11975905), (5, 9580724), (10, 4790362), (17, 2817860), (20, 2395181), (34, 1408930), (68, 704465), (85, 563572), (170, 281786), (340, 140893)]