39660880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{70823}}^1$

素因数の和:70843

約数の個数: 40

約数和(自身を含む): 105386112

約数和(自身を除く): 65725232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 70823, 141646, 283292, 354115, 495761, 566584, 708230, 991522, 1133168, 1416460, 1983044, 2478805, 2832920, 3966088, 4957610, 5665840, 7932176, 9915220, 19830440, 39660880]

約数ペア:

[(1, 39660880), (2, 19830440), (4, 9915220), (5, 7932176), (7, 5665840), (8, 4957610), (10, 3966088), (14, 2832920), (16, 2478805), (20, 1983044), (28, 1416460), (35, 1133168), (40, 991522), (56, 708230), (70, 566584), (80, 495761), (112, 354115), (140, 283292), (280, 141646), (560, 70823)]