20176478640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{28022887}}^1$

素因数の和:28022906

約数の個数: 60

約数和(自身を含む): 67759343184

約数和(自身を除く): 47582864544

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 28022887, 56045774, 84068661, 112091548, 140114435, 168137322, 224183096, 252205983, 280228870, 336274644, 420343305, 448366192, 504411966, 560457740, 672549288, 840686610, 1008823932, 1120915480, 1261029915, 1345098576, 1681373220, 2017647864, 2241830960, 2522059830, 3362746440, 4035295728, 5044119660, 6725492880, 10088239320, 20176478640]

約数ペア:

[(1, 20176478640), (2, 10088239320), (3, 6725492880), (4, 5044119660), (5, 4035295728), (6, 3362746440), (8, 2522059830), (9, 2241830960), (10, 2017647864), (12, 1681373220), (15, 1345098576), (16, 1261029915), (18, 1120915480), (20, 1008823932), (24, 840686610), (30, 672549288), (36, 560457740), (40, 504411966), (45, 448366192), (48, 420343305), (60, 336274644), (72, 280228870), (80, 252205983), (90, 224183096), (120, 168137322), (144, 140114435), (180, 112091548), (240, 84068661), (360, 56045774), (720, 28022887)]