40289270

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{82223}}^1$

素因数の和:82244

約数の個数: 24

約数和(自身を含む): 84361824

約数和(自身を除く): 44072554

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 82223, 164446, 411115, 575561, 822230, 1151122, 2877805, 4028927, 5755610, 8057854, 20144635, 40289270]

約数ペア:

[(1, 40289270), (2, 20144635), (5, 8057854), (7, 5755610), (10, 4028927), (14, 2877805), (35, 1151122), (49, 822230), (70, 575561), (98, 411115), (245, 164446), (490, 82223)]