20180778060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{7822007}}^1$

素因数の和:7822062

約数の個数: 48

約数和(自身を含む): 57820283136

約数和(自身を除く): 37639505076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 7822007, 15644014, 23466021, 31288028, 39110035, 46932042, 78220070, 93864084, 117330105, 156440140, 234660210, 336346301, 469320420, 672692602, 1009038903, 1345385204, 1681731505, 2018077806, 3363463010, 4036155612, 5045194515, 6726926020, 10090389030, 20180778060]

約数ペア:

[(1, 20180778060), (2, 10090389030), (3, 6726926020), (4, 5045194515), (5, 4036155612), (6, 3363463010), (10, 2018077806), (12, 1681731505), (15, 1345385204), (20, 1009038903), (30, 672692602), (43, 469320420), (60, 336346301), (86, 234660210), (129, 156440140), (172, 117330105), (215, 93864084), (258, 78220070), (430, 46932042), (516, 39110035), (645, 31288028), (860, 23466021), (1290, 15644014), (2580, 7822007)]