190078660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{1223}}^1$

素因数の和:1660

約数の個数: 48

約数和(自身を含む): 421545600

約数和(自身を除く): 231466940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 409, 818, 1223, 1636, 2045, 2446, 4090, 4892, 6115, 7771, 8180, 12230, 15542, 23237, 24460, 31084, 38855, 46474, 77710, 92948, 116185, 155420, 232370, 464740, 500207, 1000414, 2000828, 2501035, 5002070, 9503933, 10004140, 19007866, 38015732, 47519665, 95039330, 190078660]

約数ペア:

[(1, 190078660), (2, 95039330), (4, 47519665), (5, 38015732), (10, 19007866), (19, 10004140), (20, 9503933), (38, 5002070), (76, 2501035), (95, 2000828), (190, 1000414), (380, 500207), (409, 464740), (818, 232370), (1223, 155420), (1636, 116185), (2045, 92948), (2446, 77710), (4090, 46474), (4892, 38855), (6115, 31084), (7771, 24460), (8180, 23237), (12230, 15542)]