2080482920

素因数分解:

$2^3\times 5^1\times {\mathrm{1423}}^1\times {\mathrm{36551}}^1$

素因数の和:37985

約数の個数: 32

約数和(自身を含む): 4684504320

約数和(自身を除く): 2604021400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1423, 2846, 5692, 7115, 11384, 14230, 28460, 36551, 56920, 73102, 146204, 182755, 292408, 365510, 731020, 1462040, 52012073, 104024146, 208048292, 260060365, 416096584, 520120730, 1040241460, 2080482920]

約数ペア:

[(1, 2080482920), (2, 1040241460), (4, 520120730), (5, 416096584), (8, 260060365), (10, 208048292), (20, 104024146), (40, 52012073), (1423, 1462040), (2846, 731020), (5692, 365510), (7115, 292408), (11384, 182755), (14230, 146204), (28460, 73102), (36551, 56920)]