20251018960

素因数分解:

$2^4\times 5^1\times {\mathrm{613}}^1\times {\mathrm{412949}}^1$

素因数の和:413575

約数の個数: 40

約数和(自身を含む): 47160541800

約数和(自身を除く): 26909522840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 613, 1226, 2452, 3065, 4904, 6130, 9808, 12260, 24520, 49040, 412949, 825898, 1651796, 2064745, 3303592, 4129490, 6607184, 8258980, 16517960, 33035920, 253137737, 506275474, 1012550948, 1265688685, 2025101896, 2531377370, 4050203792, 5062754740, 10125509480, 20251018960]

約数ペア:

[(1, 20251018960), (2, 10125509480), (4, 5062754740), (5, 4050203792), (8, 2531377370), (10, 2025101896), (16, 1265688685), (20, 1012550948), (40, 506275474), (80, 253137737), (613, 33035920), (1226, 16517960), (2452, 8258980), (3065, 6607184), (4904, 4129490), (6130, 3303592), (9808, 2064745), (12260, 1651796), (24520, 825898), (49040, 412949)]