84186320

素因数分解:

$2^4\times 5^1\times {\mathrm{1052329}}^1$

素因数の和:1052342

約数の個数: 20

約数和(自身を含む): 195733380

約数和(自身を除く): 111547060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1052329, 2104658, 4209316, 5261645, 8418632, 10523290, 16837264, 21046580, 42093160, 84186320]

約数ペア:

[(1, 84186320), (2, 42093160), (4, 21046580), (5, 16837264), (8, 10523290), (10, 8418632), (16, 5261645), (20, 4209316), (40, 2104658), (80, 1052329)]