2018997580

素因数分解:

$2^2\times 5^1\times {\mathrm{1549}}^1\times {\mathrm{65171}}^1$

素因数の和:66729

約数の個数: 24

約数和(自身を含む): 4242697200

約数和(自身を除く): 2223699620

約数列:

[1, 2, 4, 5, 10, 20, 1549, 3098, 6196, 7745, 15490, 30980, 65171, 130342, 260684, 325855, 651710, 1303420, 100949879, 201899758, 403799516, 504749395, 1009498790, 2018997580]

約数ペア:

[(1, 2018997580), (2, 1009498790), (4, 504749395), (5, 403799516), (10, 201899758), (20, 100949879), (1549, 1303420), (3098, 651710), (6196, 325855), (7745, 260684), (15490, 130342), (30980, 65171)]