2449289560

素因数分解:

$2^3\times 5^1\times {\mathrm{1979}}^1\times {\mathrm{30941}}^1$

素因数の和:32931

約数の個数: 32

約数和(自身を含む): 5513864400

約数和(自身を除く): 3064574840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1979, 3958, 7916, 9895, 15832, 19790, 30941, 39580, 61882, 79160, 123764, 154705, 247528, 309410, 618820, 1237640, 61232239, 122464478, 244928956, 306161195, 489857912, 612322390, 1224644780, 2449289560]

約数ペア:

[(1, 2449289560), (2, 1224644780), (4, 612322390), (5, 489857912), (8, 306161195), (10, 244928956), (20, 122464478), (40, 61232239), (1979, 1237640), (3958, 618820), (7916, 309410), (9895, 247528), (15832, 154705), (19790, 123764), (30941, 79160), (39580, 61882)]