193945900

素因数分解:

$2^2\times 5^2\times {\mathrm{983}}^1\times {\mathrm{1973}}^1$

素因数の和:2970

約数の個数: 36

約数和(自身を含む): 421504272

約数和(自身を除く): 227558372

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 983, 1966, 1973, 3932, 3946, 4915, 7892, 9830, 9865, 19660, 19730, 24575, 39460, 49150, 49325, 98300, 98650, 197300, 1939459, 3878918, 7757836, 9697295, 19394590, 38789180, 48486475, 96972950, 193945900]

約数ペア:

[(1, 193945900), (2, 96972950), (4, 48486475), (5, 38789180), (10, 19394590), (20, 9697295), (25, 7757836), (50, 3878918), (100, 1939459), (983, 197300), (1966, 98650), (1973, 98300), (3932, 49325), (3946, 49150), (4915, 39460), (7892, 24575), (9830, 19730), (9865, 19660)]