145622480

素因数分解:

$2^4\times 5^1\times {\mathrm{1820281}}^1$

素因数の和:1820294

約数の個数: 20

約数和(自身を含む): 338572452

約数和(自身を除く): 192949972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1820281, 3640562, 7281124, 9101405, 14562248, 18202810, 29124496, 36405620, 72811240, 145622480]

約数ペア:

[(1, 145622480), (2, 72811240), (4, 36405620), (5, 29124496), (8, 18202810), (10, 14562248), (16, 9101405), (20, 7281124), (40, 3640562), (80, 1820281)]