42786560

素因数分解:

$2^8\times 5^1\times {\mathrm{33427}}^1$

素因数の和:33448

約数の個数: 36

約数和(自身を含む): 102490248

約数和(自身を除く): 59703688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 33427, 66854, 133708, 167135, 267416, 334270, 534832, 668540, 1069664, 1337080, 2139328, 2674160, 4278656, 5348320, 8557312, 10696640, 21393280, 42786560]

約数ペア:

[(1, 42786560), (2, 21393280), (4, 10696640), (5, 8557312), (8, 5348320), (10, 4278656), (16, 2674160), (20, 2139328), (32, 1337080), (40, 1069664), (64, 668540), (80, 534832), (128, 334270), (160, 267416), (256, 167135), (320, 133708), (640, 66854), (1280, 33427)]