61760440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{220573}}^1$

素因数の和:220591

約数の個数: 32

約数和(自身を含む): 158813280

約数和(自身を除く): 97052840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 220573, 441146, 882292, 1102865, 1544011, 1764584, 2205730, 3088022, 4411460, 6176044, 7720055, 8822920, 12352088, 15440110, 30880220, 61760440]

約数ペア:

[(1, 61760440), (2, 30880220), (4, 15440110), (5, 12352088), (7, 8822920), (8, 7720055), (10, 6176044), (14, 4411460), (20, 3088022), (28, 2205730), (35, 1764584), (40, 1544011), (56, 1102865), (70, 882292), (140, 441146), (280, 220573)]