9720680

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3329}}^1$

素因数の和:3413

約数の個数: 32

約数和(自身を含む): 22177800

約数和(自身を除く): 12457120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 3329, 6658, 13316, 16645, 26632, 33290, 66580, 133160, 243017, 486034, 972068, 1215085, 1944136, 2430170, 4860340, 9720680]

約数ペア:

[(1, 9720680), (2, 4860340), (4, 2430170), (5, 1944136), (8, 1215085), (10, 972068), (20, 486034), (40, 243017), (73, 133160), (146, 66580), (292, 33290), (365, 26632), (584, 16645), (730, 13316), (1460, 6658), (2920, 3329)]