144793360

素因数分解:

$2^4\times 5^1\times {\mathrm{1809917}}^1$

素因数の和:1809930

約数の個数: 20

約数和(自身を含む): 336644748

約数和(自身を除く): 191851388

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1809917, 3619834, 7239668, 9049585, 14479336, 18099170, 28958672, 36198340, 72396680, 144793360]

約数ペア:

[(1, 144793360), (2, 72396680), (4, 36198340), (5, 28958672), (8, 18099170), (10, 14479336), (16, 9049585), (20, 7239668), (40, 3619834), (80, 1809917)]