190690420

素因数分解:

$2^2\times 5^1\times {\mathrm{1451}}^1\times {\mathrm{6571}}^1$

素因数の和:8031

約数の個数: 24

約数和(自身を含む): 400786848

約数和(自身を除く): 210096428

約数列:

[1, 2, 4, 5, 10, 20, 1451, 2902, 5804, 6571, 7255, 13142, 14510, 26284, 29020, 32855, 65710, 131420, 9534521, 19069042, 38138084, 47672605, 95345210, 190690420]

約数ペア:

[(1, 190690420), (2, 95345210), (4, 47672605), (5, 38138084), (10, 19069042), (20, 9534521), (1451, 131420), (2902, 65710), (5804, 32855), (6571, 29020), (7255, 26284), (13142, 14510)]