558040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1993}}^1$

素因数の和:2011

約数の個数: 32

約数和(自身を含む): 1435680

約数和(自身を除く): 877640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1993, 3986, 7972, 9965, 13951, 15944, 19930, 27902, 39860, 55804, 69755, 79720, 111608, 139510, 279020, 558040]

約数ペア:

[(1, 558040), (2, 279020), (4, 139510), (5, 111608), (7, 79720), (8, 69755), (10, 55804), (14, 39860), (20, 27902), (28, 19930), (35, 15944), (40, 13951), (56, 9965), (70, 7972), (140, 3986), (280, 1993)]