70800220

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{17789}}^1$

素因数の和:17997

約数の個数: 24

約数和(自身を含む): 149436000

約数和(自身を除く): 78635780

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 17789, 35578, 71156, 88945, 177890, 355780, 3540011, 7080022, 14160044, 17700055, 35400110, 70800220]

約数ペア:

[(1, 70800220), (2, 35400110), (4, 17700055), (5, 14160044), (10, 7080022), (20, 3540011), (199, 355780), (398, 177890), (796, 88945), (995, 71156), (1990, 35578), (3980, 17789)]