20243368880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{36148873}}^1$

素因数の和:36148893

約数の個数: 40

約数和(自身を含む): 53789524512

約数和(自身を除く): 33546155632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 36148873, 72297746, 144595492, 180744365, 253042111, 289190984, 361488730, 506084222, 578381968, 722977460, 1012168444, 1265210555, 1445954920, 2024336888, 2530421110, 2891909840, 4048673776, 5060842220, 10121684440, 20243368880]

約数ペア:

[(1, 20243368880), (2, 10121684440), (4, 5060842220), (5, 4048673776), (7, 2891909840), (8, 2530421110), (10, 2024336888), (14, 1445954920), (16, 1265210555), (20, 1012168444), (28, 722977460), (35, 578381968), (40, 506084222), (56, 361488730), (70, 289190984), (80, 253042111), (112, 180744365), (140, 144595492), (280, 72297746), (560, 36148873)]