9000140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{257}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 20284992

約数和(自身を除く): 11284852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 103, 170, 206, 257, 340, 412, 514, 515, 1028, 1030, 1285, 1751, 2060, 2570, 3502, 4369, 5140, 7004, 8738, 8755, 17476, 17510, 21845, 26471, 35020, 43690, 52942, 87380, 105884, 132355, 264710, 450007, 529420, 900014, 1800028, 2250035, 4500070, 9000140]

約数ペア:

[(1, 9000140), (2, 4500070), (4, 2250035), (5, 1800028), (10, 900014), (17, 529420), (20, 450007), (34, 264710), (68, 132355), (85, 105884), (103, 87380), (170, 52942), (206, 43690), (257, 35020), (340, 26471), (412, 21845), (514, 17510), (515, 17476), (1028, 8755), (1030, 8738), (1285, 7004), (1751, 5140), (2060, 4369), (2570, 3502)]