19528400

素因数分解:

$2^4\times 5^2\times {\mathrm{48821}}^1$

素因数の和:48839

約数の個数: 30

約数和(自身を含む): 46917942

約数和(自身を除く): 27389542

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 48821, 97642, 195284, 244105, 390568, 488210, 781136, 976420, 1220525, 1952840, 2441050, 3905680, 4882100, 9764200, 19528400]

約数ペア:

[(1, 19528400), (2, 9764200), (4, 4882100), (5, 3905680), (8, 2441050), (10, 1952840), (16, 1220525), (20, 976420), (25, 781136), (40, 488210), (50, 390568), (80, 244105), (100, 195284), (200, 97642), (400, 48821)]