508713140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1956589}}^1$

素因数の和:1956611

約数の個数: 24

約数和(自身を含む): 1150474920

約数和(自身を除く): 641761780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1956589, 3913178, 7826356, 9782945, 19565890, 25435657, 39131780, 50871314, 101742628, 127178285, 254356570, 508713140]

約数ペア:

[(1, 508713140), (2, 254356570), (4, 127178285), (5, 101742628), (10, 50871314), (13, 39131780), (20, 25435657), (26, 19565890), (52, 9782945), (65, 7826356), (130, 3913178), (260, 1956589)]