29820400

素因数分解:

$2^4\times 5^2\times {\mathrm{74551}}^1$

素因数の和:74569

約数の個数: 30

約数和(自身を含む): 71644472

約数和(自身を除く): 41824072

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 74551, 149102, 298204, 372755, 596408, 745510, 1192816, 1491020, 1863775, 2982040, 3727550, 5964080, 7455100, 14910200, 29820400]

約数ペア:

[(1, 29820400), (2, 14910200), (4, 7455100), (5, 5964080), (8, 3727550), (10, 2982040), (16, 1863775), (20, 1491020), (25, 1192816), (40, 745510), (50, 596408), (80, 372755), (100, 298204), (200, 149102), (400, 74551)]