7273880

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4229}}^1$

素因数の和:4283

約数の個数: 32

約数和(自身を含む): 16750800

約数和(自身を除く): 9476920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 4229, 8458, 16916, 21145, 33832, 42290, 84580, 169160, 181847, 363694, 727388, 909235, 1454776, 1818470, 3636940, 7273880]

約数ペア:

[(1, 7273880), (2, 3636940), (4, 1818470), (5, 1454776), (8, 909235), (10, 727388), (20, 363694), (40, 181847), (43, 169160), (86, 84580), (172, 42290), (215, 33832), (344, 21145), (430, 16916), (860, 8458), (1720, 4229)]