84619280

素因数分解:

$2^4\times 5^1\times {\mathrm{1057741}}^1$

素因数の和:1057754

約数の個数: 20

約数和(自身を含む): 196740012

約数和(自身を除く): 112120732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1057741, 2115482, 4230964, 5288705, 8461928, 10577410, 16923856, 21154820, 42309640, 84619280]

約数ペア:

[(1, 84619280), (2, 42309640), (4, 21154820), (5, 16923856), (8, 10577410), (10, 8461928), (16, 5288705), (20, 4230964), (40, 2115482), (80, 1057741)]