28996812020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{580633}}^1$

素因数の和:580880

約数の個数: 48

約数和(自身を含む): 66721814208

約数和(自身を除く): 37725002188

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 908, 1135, 2270, 2497, 4540, 4994, 9988, 12485, 24970, 49940, 580633, 1161266, 2322532, 2903165, 5806330, 6386963, 11612660, 12773926, 25547852, 31934815, 63869630, 127739260, 131803691, 263607382, 527214764, 659018455, 1318036910, 1449840601, 2636073820, 2899681202, 5799362404, 7249203005, 14498406010, 28996812020]

約数ペア:

[(1, 28996812020), (2, 14498406010), (4, 7249203005), (5, 5799362404), (10, 2899681202), (11, 2636073820), (20, 1449840601), (22, 1318036910), (44, 659018455), (55, 527214764), (110, 263607382), (220, 131803691), (227, 127739260), (454, 63869630), (908, 31934815), (1135, 25547852), (2270, 12773926), (2497, 11612660), (4540, 6386963), (4994, 5806330), (9988, 2903165), (12485, 2322532), (24970, 1161266), (49940, 580633)]