3912340

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{983}}^1$

素因数の和:1191

約数の個数: 24

約数和(自身を含む): 8265600

約数和(自身を除く): 4353260

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 983, 995, 1966, 1990, 3932, 3980, 4915, 9830, 19660, 195617, 391234, 782468, 978085, 1956170, 3912340]

約数ペア:

[(1, 3912340), (2, 1956170), (4, 978085), (5, 782468), (10, 391234), (20, 195617), (199, 19660), (398, 9830), (796, 4915), (983, 3980), (995, 3932), (1966, 1990)]