71217340

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{48779}}^1$

素因数の和:48861

約数の個数: 24

約数和(自身を含む): 151608240

約数和(自身を除く): 80390900

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 48779, 97558, 195116, 243895, 487790, 975580, 3560867, 7121734, 14243468, 17804335, 35608670, 71217340]

約数ペア:

[(1, 71217340), (2, 35608670), (4, 17804335), (5, 14243468), (10, 7121734), (20, 3560867), (73, 975580), (146, 487790), (292, 243895), (365, 195116), (730, 97558), (1460, 48779)]