144429680

素因数分解:

$2^4\times 5^1\times {\mathrm{1805371}}^1$

素因数の和:1805384

約数の個数: 20

約数和(自身を含む): 335799192

約数和(自身を除く): 191369512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1805371, 3610742, 7221484, 9026855, 14442968, 18053710, 28885936, 36107420, 72214840, 144429680]

約数ペア:

[(1, 144429680), (2, 72214840), (4, 36107420), (5, 28885936), (8, 18053710), (10, 14442968), (16, 9026855), (20, 7221484), (40, 3610742), (80, 1805371)]