38487980

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{4799}}^1$

素因数の和:5209

約数の個数: 24

約数和(自身を含む): 81043200

約数和(自身を除く): 42555220

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 4799, 8020, 9598, 19196, 23995, 47990, 95980, 1924399, 3848798, 7697596, 9621995, 19243990, 38487980]

約数ペア:

[(1, 38487980), (2, 19243990), (4, 9621995), (5, 7697596), (10, 3848798), (20, 1924399), (401, 95980), (802, 47990), (1604, 23995), (2005, 19196), (4010, 9598), (4799, 8020)]