135631460

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{6857}}^1$

素因数の和:6932

約数の個数: 48

約数和(自身を含む): 304166016

約数和(自身を除く): 168534556

約数列:

[1, 2, 4, 5, 10, 20, 23, 43, 46, 86, 92, 115, 172, 215, 230, 430, 460, 860, 989, 1978, 3956, 4945, 6857, 9890, 13714, 19780, 27428, 34285, 68570, 137140, 157711, 294851, 315422, 589702, 630844, 788555, 1179404, 1474255, 1577110, 2948510, 3154220, 5897020, 6781573, 13563146, 27126292, 33907865, 67815730, 135631460]

約数ペア:

[(1, 135631460), (2, 67815730), (4, 33907865), (5, 27126292), (10, 13563146), (20, 6781573), (23, 5897020), (43, 3154220), (46, 2948510), (86, 1577110), (92, 1474255), (115, 1179404), (172, 788555), (215, 630844), (230, 589702), (430, 315422), (460, 294851), (860, 157711), (989, 137140), (1978, 68570), (3956, 34285), (4945, 27428), (6857, 19780), (9890, 13714)]