19394561920

素因数分解:

$2^7\times 5^1\times {\mathrm{30304003}}^1$

素因数の和:30304022

約数の個数: 32

約数和(自身を含む): 46365126120

約数和(自身を除く): 26970564200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 30304003, 60608006, 121216012, 151520015, 242432024, 303040030, 484864048, 606080060, 969728096, 1212160120, 1939456192, 2424320240, 3878912384, 4848640480, 9697280960, 19394561920]

約数ペア:

[(1, 19394561920), (2, 9697280960), (4, 4848640480), (5, 3878912384), (8, 2424320240), (10, 1939456192), (16, 1212160120), (20, 969728096), (32, 606080060), (40, 484864048), (64, 303040030), (80, 242432024), (128, 151520015), (160, 121216012), (320, 60608006), (640, 30304003)]