1817340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4327}}^1$

素因数の和:4346

約数の個数: 48

約数和(自身を含む): 5816832

約数和(自身を除く): 3999492

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, 4327, 8654, 12981, 17308, 21635, 25962, 30289, 43270, 51924, 60578, 64905, 86540, 90867, 121156, 129810, 151445, 181734, 259620, 302890, 363468, 454335, 605780, 908670, 1817340]

約数ペア:

[(1, 1817340), (2, 908670), (3, 605780), (4, 454335), (5, 363468), (6, 302890), (7, 259620), (10, 181734), (12, 151445), (14, 129810), (15, 121156), (20, 90867), (21, 86540), (28, 64905), (30, 60578), (35, 51924), (42, 43270), (60, 30289), (70, 25962), (84, 21635), (105, 17308), (140, 12981), (210, 8654), (420, 4327)]