798420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1901}}^1$

素因数の和:1920

約数の個数: 48

約数和(自身を含む): 2556288

約数和(自身を除く): 1757868

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, 1901, 3802, 5703, 7604, 9505, 11406, 13307, 19010, 22812, 26614, 28515, 38020, 39921, 53228, 57030, 66535, 79842, 114060, 133070, 159684, 199605, 266140, 399210, 798420]

約数ペア:

[(1, 798420), (2, 399210), (3, 266140), (4, 199605), (5, 159684), (6, 133070), (7, 114060), (10, 79842), (12, 66535), (14, 57030), (15, 53228), (20, 39921), (21, 38020), (28, 28515), (30, 26614), (35, 22812), (42, 19010), (60, 13307), (70, 11406), (84, 9505), (105, 7604), (140, 5703), (210, 3802), (420, 1901)]