28501120

素因数分解:

$2^7\times 5^1\times {\mathrm{44533}}^1$

素因数の和:44552

約数の個数: 32

約数和(自身を含む): 68137020

約数和(自身を除く): 39635900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 44533, 89066, 178132, 222665, 356264, 445330, 712528, 890660, 1425056, 1781320, 2850112, 3562640, 5700224, 7125280, 14250560, 28501120]

約数ペア:

[(1, 28501120), (2, 14250560), (4, 7125280), (5, 5700224), (8, 3562640), (10, 2850112), (16, 1781320), (20, 1425056), (32, 890660), (40, 712528), (64, 445330), (80, 356264), (128, 222665), (160, 178132), (320, 89066), (640, 44533)]