66180340

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{45329}}^1$

素因数の和:45411

約数の個数: 24

約数和(自身を含む): 140885640

約数和(自身を除く): 74705300

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 45329, 90658, 181316, 226645, 453290, 906580, 3309017, 6618034, 13236068, 16545085, 33090170, 66180340]

約数ペア:

[(1, 66180340), (2, 33090170), (4, 16545085), (5, 13236068), (10, 6618034), (20, 3309017), (73, 906580), (146, 453290), (292, 226645), (365, 181316), (730, 90658), (1460, 45329)]