2665431580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19038797}}^1$

素因数の和:19038813

約数の個数: 24

約数和(自身を含む): 6397036128

約数和(自身を除く): 3731604548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 19038797, 38077594, 76155188, 95193985, 133271579, 190387970, 266543158, 380775940, 533086316, 666357895, 1332715790, 2665431580]

約数ペア:

[(1, 2665431580), (2, 1332715790), (4, 666357895), (5, 533086316), (7, 380775940), (10, 266543158), (14, 190387970), (20, 133271579), (28, 95193985), (35, 76155188), (70, 38077594), (140, 19038797)]