1966565560

素因数分解:

$2^3\times 5^1\times {\mathrm{49164139}}^1$

素因数の和:49164150

約数の個数: 16

約数和(自身を含む): 4424772600

約数和(自身を除く): 2458207040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 49164139, 98328278, 196656556, 245820695, 393313112, 491641390, 983282780, 1966565560]

約数ペア:

[(1, 1966565560), (2, 983282780), (4, 491641390), (5, 393313112), (8, 245820695), (10, 196656556), (20, 98328278), (40, 49164139)]