38376620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 82736640

約数和(自身を除く): 44360020

約数列:

[1, 2, 4, 5, 10, 20, 79, 107, 158, 214, 227, 316, 395, 428, 454, 535, 790, 908, 1070, 1135, 1580, 2140, 2270, 4540, 8453, 16906, 17933, 24289, 33812, 35866, 42265, 48578, 71732, 84530, 89665, 97156, 121445, 169060, 179330, 242890, 358660, 485780, 1918831, 3837662, 7675324, 9594155, 19188310, 38376620]

約数ペア:

[(1, 38376620), (2, 19188310), (4, 9594155), (5, 7675324), (10, 3837662), (20, 1918831), (79, 485780), (107, 358660), (158, 242890), (214, 179330), (227, 169060), (316, 121445), (395, 97156), (428, 89665), (454, 84530), (535, 71732), (790, 48578), (908, 42265), (1070, 35866), (1135, 33812), (1580, 24289), (2140, 17933), (2270, 16906), (4540, 8453)]