1362782820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3244721}}^1$

素因数の和:3244740

約数の個数: 48

約数和(自身を含む): 4360906368

約数和(自身を除く): 2998123548

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, 3244721, 6489442, 9734163, 12978884, 16223605, 19468326, 22713047, 32447210, 38936652, 45426094, 48670815, 64894420, 68139141, 90852188, 97341630, 113565235, 136278282, 194683260, 227130470, 272556564, 340695705, 454260940, 681391410, 1362782820]

約数ペア:

[(1, 1362782820), (2, 681391410), (3, 454260940), (4, 340695705), (5, 272556564), (6, 227130470), (7, 194683260), (10, 136278282), (12, 113565235), (14, 97341630), (15, 90852188), (20, 68139141), (21, 64894420), (28, 48670815), (30, 45426094), (35, 38936652), (42, 32447210), (60, 22713047), (70, 19468326), (84, 16223605), (105, 12978884), (140, 9734163), (210, 6489442), (420, 3244721)]