9165880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^2$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 21395880

約数和(自身を除く): 12230000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 73, 86, 146, 172, 215, 292, 344, 365, 430, 584, 730, 860, 1460, 1720, 2920, 3139, 5329, 6278, 10658, 12556, 15695, 21316, 25112, 26645, 31390, 42632, 53290, 62780, 106580, 125560, 213160, 229147, 458294, 916588, 1145735, 1833176, 2291470, 4582940, 9165880]

約数ペア:

[(1, 9165880), (2, 4582940), (4, 2291470), (5, 1833176), (8, 1145735), (10, 916588), (20, 458294), (40, 229147), (43, 213160), (73, 125560), (86, 106580), (146, 62780), (172, 53290), (215, 42632), (292, 31390), (344, 26645), (365, 25112), (430, 21316), (584, 15695), (730, 12556), (860, 10658), (1460, 6278), (1720, 5329), (2920, 3139)]