8897240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{277}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 22217760

約数和(自身を除く): 13320520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 73, 88, 110, 146, 220, 277, 292, 365, 440, 554, 584, 730, 803, 1108, 1385, 1460, 1606, 2216, 2770, 2920, 3047, 3212, 4015, 5540, 6094, 6424, 8030, 11080, 12188, 15235, 16060, 20221, 24376, 30470, 32120, 40442, 60940, 80884, 101105, 121880, 161768, 202210, 222431, 404420, 444862, 808840, 889724, 1112155, 1779448, 2224310, 4448620, 8897240]

約数ペア:

[(1, 8897240), (2, 4448620), (4, 2224310), (5, 1779448), (8, 1112155), (10, 889724), (11, 808840), (20, 444862), (22, 404420), (40, 222431), (44, 202210), (55, 161768), (73, 121880), (88, 101105), (110, 80884), (146, 60940), (220, 40442), (277, 32120), (292, 30470), (365, 24376), (440, 20221), (554, 16060), (584, 15235), (730, 12188), (803, 11080), (1108, 8030), (1385, 6424), (1460, 6094), (1606, 5540), (2216, 4015), (2770, 3212), (2920, 3047)]