144448240

素因数分解:

$2^4\times 5^1\times {\mathrm{1805603}}^1$

素因数の和:1805616

約数の個数: 20

約数和(自身を含む): 335842344

約数和(自身を除く): 191394104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1805603, 3611206, 7222412, 9028015, 14444824, 18056030, 28889648, 36112060, 72224120, 144448240]

約数ペア:

[(1, 144448240), (2, 72224120), (4, 36112060), (5, 28889648), (8, 18056030), (10, 14444824), (16, 9028015), (20, 7222412), (40, 3611206), (80, 1805603)]