1920565330

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2011}}^1\times {\mathrm{2221}}^1$

素因数の和:4282

約数の個数: 32

約数和(自身を含む): 3540765888

約数和(自身を除く): 1620200558

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 2011, 2221, 4022, 4442, 10055, 11105, 20110, 22210, 86473, 95503, 172946, 191006, 432365, 477515, 864730, 955030, 4466431, 8932862, 22332155, 44664310, 192056533, 384113066, 960282665, 1920565330]

約数ペア:

[(1, 1920565330), (2, 960282665), (5, 384113066), (10, 192056533), (43, 44664310), (86, 22332155), (215, 8932862), (430, 4466431), (2011, 955030), (2221, 864730), (4022, 477515), (4442, 432365), (10055, 191006), (11105, 172946), (20110, 95503), (22210, 86473)]