2489220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13829}}^1$

素因数の和:13844

約数の個数: 36

約数和(自身を含む): 7551180

約数和(自身を除く): 5061960

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 13829, 27658, 41487, 55316, 69145, 82974, 124461, 138290, 165948, 207435, 248922, 276580, 414870, 497844, 622305, 829740, 1244610, 2489220]

約数ペア:

[(1, 2489220), (2, 1244610), (3, 829740), (4, 622305), (5, 497844), (6, 414870), (9, 276580), (10, 248922), (12, 207435), (15, 165948), (18, 138290), (20, 124461), (30, 82974), (36, 69145), (45, 55316), (60, 41487), (90, 27658), (180, 13829)]