8912240

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1103}}^1$

素因数の和:1217

約数の個数: 40

約数和(自身を含む): 20945088

約数和(自身を除く): 12032848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 505, 808, 1010, 1103, 1616, 2020, 2206, 4040, 4412, 5515, 8080, 8824, 11030, 17648, 22060, 44120, 88240, 111403, 222806, 445612, 557015, 891224, 1114030, 1782448, 2228060, 4456120, 8912240]

約数ペア:

[(1, 8912240), (2, 4456120), (4, 2228060), (5, 1782448), (8, 1114030), (10, 891224), (16, 557015), (20, 445612), (40, 222806), (80, 111403), (101, 88240), (202, 44120), (404, 22060), (505, 17648), (808, 11030), (1010, 8824), (1103, 8080), (1616, 5515), (2020, 4412), (2206, 4040)]