19710330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{2749}}^1$

素因数の和:2998

約数の個数: 32

約数和(自身を含む): 47520000

約数和(自身を除く): 27809670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 239, 478, 717, 1195, 1434, 2390, 2749, 3585, 5498, 7170, 8247, 13745, 16494, 27490, 41235, 82470, 657011, 1314022, 1971033, 3285055, 3942066, 6570110, 9855165, 19710330]

約数ペア:

[(1, 19710330), (2, 9855165), (3, 6570110), (5, 3942066), (6, 3285055), (10, 1971033), (15, 1314022), (30, 657011), (239, 82470), (478, 41235), (717, 27490), (1195, 16494), (1434, 13745), (2390, 8247), (2749, 7170), (3585, 5498)]