19533080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{69761}}^1$

素因数の和:69779

約数の個数: 32

約数和(自身を含む): 50228640

約数和(自身を除く): 30695560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 69761, 139522, 279044, 348805, 488327, 558088, 697610, 976654, 1395220, 1953308, 2441635, 2790440, 3906616, 4883270, 9766540, 19533080]

約数ペア:

[(1, 19533080), (2, 9766540), (4, 4883270), (5, 3906616), (7, 2790440), (8, 2441635), (10, 1953308), (14, 1395220), (20, 976654), (28, 697610), (35, 558088), (40, 488327), (56, 348805), (70, 279044), (140, 139522), (280, 69761)]