18404960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{16433}}^1$

素因数の和:16455

約数の個数: 48

約数和(自身を含む): 49696416

約数和(自身を除く): 31291456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 16433, 32866, 65732, 82165, 115031, 131464, 164330, 230062, 262928, 328660, 460124, 525856, 575155, 657320, 920248, 1150310, 1314640, 1840496, 2300620, 2629280, 3680992, 4601240, 9202480, 18404960]

約数ペア:

[(1, 18404960), (2, 9202480), (4, 4601240), (5, 3680992), (7, 2629280), (8, 2300620), (10, 1840496), (14, 1314640), (16, 1150310), (20, 920248), (28, 657320), (32, 575155), (35, 525856), (40, 460124), (56, 328660), (70, 262928), (80, 230062), (112, 164330), (140, 131464), (160, 115031), (224, 82165), (280, 65732), (560, 32866), (1120, 16433)]