814520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2909}}^1$

素因数の和:2927

約数の個数: 32

約数和(自身を含む): 2095200

約数和(自身を除く): 1280680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2909, 5818, 11636, 14545, 20363, 23272, 29090, 40726, 58180, 81452, 101815, 116360, 162904, 203630, 407260, 814520]

約数ペア:

[(1, 814520), (2, 407260), (4, 203630), (5, 162904), (7, 116360), (8, 101815), (10, 81452), (14, 58180), (20, 40726), (28, 29090), (35, 23272), (40, 20363), (56, 14545), (70, 11636), (140, 5818), (280, 2909)]