19226800

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:766

約数の個数: 60

約数和(自身を含む): 46912176

約数和(自身を除く): 27685376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 568, 677, 710, 1136, 1354, 1420, 1775, 2708, 2840, 3385, 3550, 5416, 5680, 6770, 7100, 10832, 13540, 14200, 16925, 27080, 28400, 33850, 48067, 54160, 67700, 96134, 135400, 192268, 240335, 270800, 384536, 480670, 769072, 961340, 1201675, 1922680, 2403350, 3845360, 4806700, 9613400, 19226800]

約数ペア:

[(1, 19226800), (2, 9613400), (4, 4806700), (5, 3845360), (8, 2403350), (10, 1922680), (16, 1201675), (20, 961340), (25, 769072), (40, 480670), (50, 384536), (71, 270800), (80, 240335), (100, 192268), (142, 135400), (200, 96134), (284, 67700), (355, 54160), (400, 48067), (568, 33850), (677, 28400), (710, 27080), (1136, 16925), (1354, 14200), (1420, 13540), (1775, 10832), (2708, 7100), (2840, 6770), (3385, 5680), (3550, 5416)]