8153781980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{932927}}^1$

素因数の和:932978

約数の個数: 48

約数和(自身を含む): 18807828480

約数和(自身を除く): 10654046500

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 932927, 1865854, 3731708, 4664635, 9329270, 17725613, 18658540, 21457321, 35451226, 42914642, 70902452, 85829284, 88628065, 107286605, 177256130, 214573210, 354512260, 407689099, 429146420, 815378198, 1630756396, 2038445495, 4076890990, 8153781980]

約数ペア:

[(1, 8153781980), (2, 4076890990), (4, 2038445495), (5, 1630756396), (10, 815378198), (19, 429146420), (20, 407689099), (23, 354512260), (38, 214573210), (46, 177256130), (76, 107286605), (92, 88628065), (95, 85829284), (115, 70902452), (190, 42914642), (230, 35451226), (380, 21457321), (437, 18658540), (460, 17725613), (874, 9329270), (1748, 4664635), (2185, 3731708), (4370, 1865854), (8740, 932927)]