30426320

素因数分解:

$2^4\times 5^1\times {\mathrm{380329}}^1$

素因数の和:380342

約数の個数: 20

約数和(自身を含む): 70741380

約数和(自身を除く): 40315060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 380329, 760658, 1521316, 1901645, 3042632, 3803290, 6085264, 7606580, 15213160, 30426320]

約数ペア:

[(1, 30426320), (2, 15213160), (4, 7606580), (5, 6085264), (8, 3803290), (10, 3042632), (16, 1901645), (20, 1521316), (40, 760658), (80, 380329)]