2019762780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4808959}}^1$

素因数の和:4808978

約数の個数: 48

約数和(自身を含む): 6463242240

約数和(自身を除く): 4443479460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 4808959, 9617918, 14426877, 19235836, 24044795, 28853754, 33662713, 48089590, 57707508, 67325426, 72134385, 96179180, 100988139, 134650852, 144268770, 168313565, 201976278, 288537540, 336627130, 403952556, 504940695, 673254260, 1009881390, 2019762780]

約数ペア:

[(1, 2019762780), (2, 1009881390), (3, 673254260), (4, 504940695), (5, 403952556), (6, 336627130), (7, 288537540), (10, 201976278), (12, 168313565), (14, 144268770), (15, 134650852), (20, 100988139), (21, 96179180), (28, 72134385), (30, 67325426), (35, 57707508), (42, 48089590), (60, 33662713), (70, 28853754), (84, 24044795), (105, 19235836), (140, 14426877), (210, 9617918), (420, 4808959)]