206810060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{4993}}^1$

素因数の和:5130

約数の個数: 48

約数和(自身を含む): 461445600

約数和(自身を除く): 254635540

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 109, 190, 218, 380, 436, 545, 1090, 2071, 2180, 4142, 4993, 8284, 9986, 10355, 19972, 20710, 24965, 41420, 49930, 94867, 99860, 189734, 379468, 474335, 544237, 948670, 1088474, 1897340, 2176948, 2721185, 5442370, 10340503, 10884740, 20681006, 41362012, 51702515, 103405030, 206810060]

約数ペア:

[(1, 206810060), (2, 103405030), (4, 51702515), (5, 41362012), (10, 20681006), (19, 10884740), (20, 10340503), (38, 5442370), (76, 2721185), (95, 2176948), (109, 1897340), (190, 1088474), (218, 948670), (380, 544237), (436, 474335), (545, 379468), (1090, 189734), (2071, 99860), (2180, 94867), (4142, 49930), (4993, 41420), (8284, 24965), (9986, 20710), (10355, 19972)]