675627020

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1\times {\mathrm{1093}}^1$

素因数の和:2130

約数の個数: 48

約数和(自身を含む): 1467395328

約数和(自身を除く): 791768308

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 997, 1093, 1994, 2186, 3988, 4372, 4985, 5465, 9970, 10930, 19940, 21860, 30907, 33883, 61814, 67766, 123628, 135532, 154535, 169415, 309070, 338830, 618140, 677660, 1089721, 2179442, 4358884, 5448605, 10897210, 21794420, 33781351, 67562702, 135125404, 168906755, 337813510, 675627020]

約数ペア:

[(1, 675627020), (2, 337813510), (4, 168906755), (5, 135125404), (10, 67562702), (20, 33781351), (31, 21794420), (62, 10897210), (124, 5448605), (155, 4358884), (310, 2179442), (620, 1089721), (997, 677660), (1093, 618140), (1994, 338830), (2186, 309070), (3988, 169415), (4372, 154535), (4985, 135532), (5465, 123628), (9970, 67766), (10930, 61814), (19940, 33883), (21860, 30907)]