392571080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{20749}}^1$

素因数の和:20814

約数の個数: 64

約数和(自身を含む): 986040000

約数和(自身を除く): 593468920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 43, 44, 55, 86, 88, 110, 172, 215, 220, 344, 430, 440, 473, 860, 946, 1720, 1892, 2365, 3784, 4730, 9460, 18920, 20749, 41498, 82996, 103745, 165992, 207490, 228239, 414980, 456478, 829960, 892207, 912956, 1141195, 1784414, 1825912, 2282390, 3568828, 4461035, 4564780, 7137656, 8922070, 9129560, 9814277, 17844140, 19628554, 35688280, 39257108, 49071385, 78514216, 98142770, 196285540, 392571080]

約数ペア:

[(1, 392571080), (2, 196285540), (4, 98142770), (5, 78514216), (8, 49071385), (10, 39257108), (11, 35688280), (20, 19628554), (22, 17844140), (40, 9814277), (43, 9129560), (44, 8922070), (55, 7137656), (86, 4564780), (88, 4461035), (110, 3568828), (172, 2282390), (215, 1825912), (220, 1784414), (344, 1141195), (430, 912956), (440, 892207), (473, 829960), (860, 456478), (946, 414980), (1720, 228239), (1892, 207490), (2365, 165992), (3784, 103745), (4730, 82996), (9460, 41498), (18920, 20749)]