868901120

素因数分解:

$2^8\times 5^1\times {\mathrm{678829}}^1$

素因数の和:678850

約数の個数: 36

約数和(自身を含む): 2081292780

約数和(自身を除く): 1212391660

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 678829, 1357658, 2715316, 3394145, 5430632, 6788290, 10861264, 13576580, 21722528, 27153160, 43445056, 54306320, 86890112, 108612640, 173780224, 217225280, 434450560, 868901120]

約数ペア:

[(1, 868901120), (2, 434450560), (4, 217225280), (5, 173780224), (8, 108612640), (10, 86890112), (16, 54306320), (20, 43445056), (32, 27153160), (40, 21722528), (64, 13576580), (80, 10861264), (128, 6788290), (160, 5430632), (256, 3394145), (320, 2715316), (640, 1357658), (1280, 678829)]