389232290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{3917}}^1$

素因数の和:4466

約数の個数: 32

約数和(自身を含む): 739091520

約数和(自身を除く): 349859230

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 523, 1046, 2615, 3917, 5230, 7834, 9937, 19585, 19874, 39170, 49685, 74423, 99370, 148846, 372115, 744230, 2048591, 4097182, 10242955, 20485910, 38923229, 77846458, 194616145, 389232290]

約数ペア:

[(1, 389232290), (2, 194616145), (5, 77846458), (10, 38923229), (19, 20485910), (38, 10242955), (95, 4097182), (190, 2048591), (523, 744230), (1046, 372115), (2615, 148846), (3917, 99370), (5230, 74423), (7834, 49685), (9937, 39170), (19585, 19874)]