201400840

素因数分解:

$2^3\times 5^1\times {\mathrm{5035021}}^1$

素因数の和:5035032

約数の個数: 16

約数和(自身を含む): 453151980

約数和(自身を除く): 251751140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5035021, 10070042, 20140084, 25175105, 40280168, 50350210, 100700420, 201400840]

約数ペア:

[(1, 201400840), (2, 100700420), (4, 50350210), (5, 40280168), (8, 25175105), (10, 20140084), (20, 10070042), (40, 5035021)]