1838068940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1\times {\mathrm{4549}}^1$

素因数の和:4874

約数の個数: 48

約数和(自身を含む): 3921372000

約数和(自身を除く): 2083303060

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 227, 356, 445, 454, 890, 908, 1135, 1780, 2270, 4540, 4549, 9098, 18196, 20203, 22745, 40406, 45490, 80812, 90980, 101015, 202030, 404060, 404861, 809722, 1032623, 1619444, 2024305, 2065246, 4048610, 4130492, 5163115, 8097220, 10326230, 20652460, 91903447, 183806894, 367613788, 459517235, 919034470, 1838068940]

約数ペア:

[(1, 1838068940), (2, 919034470), (4, 459517235), (5, 367613788), (10, 183806894), (20, 91903447), (89, 20652460), (178, 10326230), (227, 8097220), (356, 5163115), (445, 4130492), (454, 4048610), (890, 2065246), (908, 2024305), (1135, 1619444), (1780, 1032623), (2270, 809722), (4540, 404861), (4549, 404060), (9098, 202030), (18196, 101015), (20203, 90980), (22745, 80812), (40406, 45490)]