1889920

素因数分解:

$2^7\times 5^1\times {\mathrm{2953}}^1$

素因数の和:2972

約数の個数: 32

約数和(自身を含む): 4519620

約数和(自身を除く): 2629700

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2953, 5906, 11812, 14765, 23624, 29530, 47248, 59060, 94496, 118120, 188992, 236240, 377984, 472480, 944960, 1889920]

約数ペア:

[(1, 1889920), (2, 944960), (4, 472480), (5, 377984), (8, 236240), (10, 188992), (16, 118120), (20, 94496), (32, 59060), (40, 47248), (64, 29530), (80, 23624), (128, 14765), (160, 11812), (320, 5906), (640, 2953)]