488284780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{7187}}^1$

素因数の和:7318

約数の個数: 48

約数和(自身を含む): 1062673920

約数和(自身を除く): 574389140

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 158, 172, 215, 316, 395, 430, 790, 860, 1580, 3397, 6794, 7187, 13588, 14374, 16985, 28748, 33970, 35935, 67940, 71870, 143740, 309041, 567773, 618082, 1135546, 1236164, 1545205, 2271092, 2838865, 3090410, 5677730, 6180820, 11355460, 24414239, 48828478, 97656956, 122071195, 244142390, 488284780]

約数ペア:

[(1, 488284780), (2, 244142390), (4, 122071195), (5, 97656956), (10, 48828478), (20, 24414239), (43, 11355460), (79, 6180820), (86, 5677730), (158, 3090410), (172, 2838865), (215, 2271092), (316, 1545205), (395, 1236164), (430, 1135546), (790, 618082), (860, 567773), (1580, 309041), (3397, 143740), (6794, 71870), (7187, 67940), (13588, 35935), (14374, 33970), (16985, 28748)]