72026320

素因数分解:

$2^4\times 5^1\times {\mathrm{900329}}^1$

素因数の和:900342

約数の個数: 20

約数和(自身を含む): 167461380

約数和(自身を除く): 95435060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 900329, 1800658, 3601316, 4501645, 7202632, 9003290, 14405264, 18006580, 36013160, 72026320]

約数ペア:

[(1, 72026320), (2, 36013160), (4, 18006580), (5, 14405264), (8, 9003290), (10, 7202632), (16, 4501645), (20, 3601316), (40, 1800658), (80, 900329)]