3965560

素因数分解:

$2^3\times 5^1\times {\mathrm{99139}}^1$

素因数の和:99150

約数の個数: 16

約数和(自身を含む): 8922600

約数和(自身を除く): 4957040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 99139, 198278, 396556, 495695, 793112, 991390, 1982780, 3965560]

約数ペア:

[(1, 3965560), (2, 1982780), (4, 991390), (5, 793112), (8, 495695), (10, 396556), (20, 198278), (40, 99139)]