15695561680

素因数分解:

$2^4\times 5^1\times {\mathrm{196194521}}^1$

素因数の和:196194534

約数の個数: 20

約数和(自身を含む): 36492181092

約数和(自身を除く): 20796619412

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 196194521, 392389042, 784778084, 980972605, 1569556168, 1961945210, 3139112336, 3923890420, 7847780840, 15695561680]

約数ペア:

[(1, 15695561680), (2, 7847780840), (4, 3923890420), (5, 3139112336), (8, 1961945210), (10, 1569556168), (16, 980972605), (20, 784778084), (40, 392389042), (80, 196194521)]