91470320

素因数分解:

$2^4\times 5^1\times {\mathrm{1031}}^1\times {\mathrm{1109}}^1$

素因数の和:2153

約数の個数: 40

約数和(自身を含む): 213066720

約数和(自身を除く): 121596400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1031, 1109, 2062, 2218, 4124, 4436, 5155, 5545, 8248, 8872, 10310, 11090, 16496, 17744, 20620, 22180, 41240, 44360, 82480, 88720, 1143379, 2286758, 4573516, 5716895, 9147032, 11433790, 18294064, 22867580, 45735160, 91470320]

約数ペア:

[(1, 91470320), (2, 45735160), (4, 22867580), (5, 18294064), (8, 11433790), (10, 9147032), (16, 5716895), (20, 4573516), (40, 2286758), (80, 1143379), (1031, 88720), (1109, 82480), (2062, 44360), (2218, 41240), (4124, 22180), (4436, 20620), (5155, 17744), (5545, 16496), (8248, 11090), (8872, 10310)]