90424280

素因数分解:

$2^3\times 5^1\times {\mathrm{673}}^1\times {\mathrm{3359}}^1$

素因数の和:4043

約数の個数: 32

約数和(自身を含む): 203817600

約数和(自身を除く): 113393320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 673, 1346, 2692, 3359, 3365, 5384, 6718, 6730, 13436, 13460, 16795, 26872, 26920, 33590, 67180, 134360, 2260607, 4521214, 9042428, 11303035, 18084856, 22606070, 45212140, 90424280]

約数ペア:

[(1, 90424280), (2, 45212140), (4, 22606070), (5, 18084856), (8, 11303035), (10, 9042428), (20, 4521214), (40, 2260607), (673, 134360), (1346, 67180), (2692, 33590), (3359, 26920), (3365, 26872), (5384, 16795), (6718, 13460), (6730, 13436)]