1336700440

素因数分解:

$2^3\times 5^1\times {\mathrm{991}}^1\times {\mathrm{33721}}^1$

素因数の和:34723

約数の個数: 32

約数和(自身を含む): 3010700160

約数和(自身を除く): 1673999720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 991, 1982, 3964, 4955, 7928, 9910, 19820, 33721, 39640, 67442, 134884, 168605, 269768, 337210, 674420, 1348840, 33417511, 66835022, 133670044, 167087555, 267340088, 334175110, 668350220, 1336700440]

約数ペア:

[(1, 1336700440), (2, 668350220), (4, 334175110), (5, 267340088), (8, 167087555), (10, 133670044), (20, 66835022), (40, 33417511), (991, 1348840), (1982, 674420), (3964, 337210), (4955, 269768), (7928, 168605), (9910, 134884), (19820, 67442), (33721, 39640)]