13567720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8273}}^1$

素因数の和:8325

約数の個数: 32

約数和(自身を含む): 31275720

約数和(自身を除く): 17708000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 8273, 16546, 33092, 41365, 66184, 82730, 165460, 330920, 339193, 678386, 1356772, 1695965, 2713544, 3391930, 6783860, 13567720]

約数ペア:

[(1, 13567720), (2, 6783860), (4, 3391930), (5, 2713544), (8, 1695965), (10, 1356772), (20, 678386), (40, 339193), (41, 330920), (82, 165460), (164, 82730), (205, 66184), (328, 41365), (410, 33092), (820, 16546), (1640, 8273)]