398164060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{2791}}^1$

素因数の和:3826

約数の個数: 48

約数和(自身を含む): 956874240

約数和(自身を除く): 558710180

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1019, 2038, 2791, 4076, 5095, 5582, 7133, 10190, 11164, 13955, 14266, 19537, 20380, 27910, 28532, 35665, 39074, 55820, 71330, 78148, 97685, 142660, 195370, 390740, 2844029, 5688058, 11376116, 14220145, 19908203, 28440290, 39816406, 56880580, 79632812, 99541015, 199082030, 398164060]

約数ペア:

[(1, 398164060), (2, 199082030), (4, 99541015), (5, 79632812), (7, 56880580), (10, 39816406), (14, 28440290), (20, 19908203), (28, 14220145), (35, 11376116), (70, 5688058), (140, 2844029), (1019, 390740), (2038, 195370), (2791, 142660), (4076, 97685), (5095, 78148), (5582, 71330), (7133, 55820), (10190, 39074), (11164, 35665), (13955, 28532), (14266, 27910), (19537, 20380)]