1200180400

素因数分解:

$2^4\times 5^2\times {\mathrm{523}}^1\times {\mathrm{5737}}^1$

素因数の和:6278

約数の個数: 60

約数和(自身を含む): 2889450232

約数和(自身を除く): 1689269832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 523, 1046, 2092, 2615, 4184, 5230, 5737, 8368, 10460, 11474, 13075, 20920, 22948, 26150, 28685, 41840, 45896, 52300, 57370, 91792, 104600, 114740, 143425, 209200, 229480, 286850, 458960, 573700, 1147400, 2294800, 3000451, 6000902, 12001804, 15002255, 24003608, 30004510, 48007216, 60009020, 75011275, 120018040, 150022550, 240036080, 300045100, 600090200, 1200180400]

約数ペア:

[(1, 1200180400), (2, 600090200), (4, 300045100), (5, 240036080), (8, 150022550), (10, 120018040), (16, 75011275), (20, 60009020), (25, 48007216), (40, 30004510), (50, 24003608), (80, 15002255), (100, 12001804), (200, 6000902), (400, 3000451), (523, 2294800), (1046, 1147400), (2092, 573700), (2615, 458960), (4184, 286850), (5230, 229480), (5737, 209200), (8368, 143425), (10460, 114740), (11474, 104600), (13075, 91792), (20920, 57370), (22948, 52300), (26150, 45896), (28685, 41840)]