1836180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^2$

素因数の和:217

約数の個数: 54

約数和(自身を含む): 5625438

約数和(自身を除く): 3789258

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090, 10201, 18180, 20402, 30603, 40804, 51005, 61206, 91809, 102010, 122412, 153015, 183618, 204020, 306030, 367236, 459045, 612060, 918090, 1836180]

約数ペア:

[(1, 1836180), (2, 918090), (3, 612060), (4, 459045), (5, 367236), (6, 306030), (9, 204020), (10, 183618), (12, 153015), (15, 122412), (18, 102010), (20, 91809), (30, 61206), (36, 51005), (45, 40804), (60, 30603), (90, 20402), (101, 18180), (180, 10201), (202, 9090), (303, 6060), (404, 4545), (505, 3636), (606, 3030), (909, 2020), (1010, 1818), (1212, 1515)]