66137140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{194521}}^1$

素因数の和:194547

約数の個数: 24

約数和(自身を含む): 147058632

約数和(自身を除く): 80921492

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 194521, 389042, 778084, 972605, 1945210, 3306857, 3890420, 6613714, 13227428, 16534285, 33068570, 66137140]

約数ペア:

[(1, 66137140), (2, 33068570), (4, 16534285), (5, 13227428), (10, 6613714), (17, 3890420), (20, 3306857), (34, 1945210), (68, 972605), (85, 778084), (170, 389042), (340, 194521)]