9000820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1151}}^1$

素因数の和:1200

約数の個数: 48

約数和(自身を含む): 20901888

約数和(自身を除く): 11901068

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1151, 1564, 1955, 2302, 3910, 4604, 5755, 7820, 11510, 19567, 23020, 26473, 39134, 52946, 78268, 97835, 105892, 132365, 195670, 264730, 391340, 450041, 529460, 900082, 1800164, 2250205, 4500410, 9000820]

約数ペア:

[(1, 9000820), (2, 4500410), (4, 2250205), (5, 1800164), (10, 900082), (17, 529460), (20, 450041), (23, 391340), (34, 264730), (46, 195670), (68, 132365), (85, 105892), (92, 97835), (115, 78268), (170, 52946), (230, 39134), (340, 26473), (391, 23020), (460, 19567), (782, 11510), (1151, 7820), (1564, 5755), (1955, 4604), (2302, 3910)]