1813840290

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{2239309}}^1$

素因数の和:2239328

約数の個数: 40

約数和(自身を含む): 4877217180

約数和(自身を除く): 3063376890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 2239309, 4478618, 6717927, 11196545, 13435854, 20153781, 22393090, 33589635, 40307562, 60461343, 67179270, 100768905, 120922686, 181384029, 201537810, 302306715, 362768058, 604613430, 906920145, 1813840290]

約数ペア:

[(1, 1813840290), (2, 906920145), (3, 604613430), (5, 362768058), (6, 302306715), (9, 201537810), (10, 181384029), (15, 120922686), (18, 100768905), (27, 67179270), (30, 60461343), (45, 40307562), (54, 33589635), (81, 22393090), (90, 20153781), (135, 13435854), (162, 11196545), (270, 6717927), (405, 4478618), (810, 2239309)]