20255089620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19857931}}^1$

素因数の和:19857960

約数の個数: 48

約数和(自身を含む): 60050386368

約数和(自身を除く): 39795296748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19857931, 39715862, 59573793, 79431724, 99289655, 119147586, 198579310, 238295172, 297868965, 337584827, 397158620, 595737930, 675169654, 1012754481, 1191475860, 1350339308, 1687924135, 2025508962, 3375848270, 4051017924, 5063772405, 6751696540, 10127544810, 20255089620]

約数ペア:

[(1, 20255089620), (2, 10127544810), (3, 6751696540), (4, 5063772405), (5, 4051017924), (6, 3375848270), (10, 2025508962), (12, 1687924135), (15, 1350339308), (17, 1191475860), (20, 1012754481), (30, 675169654), (34, 595737930), (51, 397158620), (60, 337584827), (68, 297868965), (85, 238295172), (102, 198579310), (170, 119147586), (204, 99289655), (255, 79431724), (340, 59573793), (510, 39715862), (1020, 19857931)]