205470860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{2371}}^1$

素因数の和:3006

約数の個数: 48

約数和(自身を含む): 494135040

約数和(自身を除く): 288664180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619, 1238, 2371, 2476, 3095, 4333, 4742, 6190, 8666, 9484, 11855, 12380, 16597, 17332, 21665, 23710, 33194, 43330, 47420, 66388, 82985, 86660, 165970, 331940, 1467649, 2935298, 5870596, 7338245, 10273543, 14676490, 20547086, 29352980, 41094172, 51367715, 102735430, 205470860]

約数ペア:

[(1, 205470860), (2, 102735430), (4, 51367715), (5, 41094172), (7, 29352980), (10, 20547086), (14, 14676490), (20, 10273543), (28, 7338245), (35, 5870596), (70, 2935298), (140, 1467649), (619, 331940), (1238, 165970), (2371, 86660), (2476, 82985), (3095, 66388), (4333, 47420), (4742, 43330), (6190, 33194), (8666, 23710), (9484, 21665), (11855, 17332), (12380, 16597)]