19441360

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3329}}^1$

素因数の和:3415

約数の個数: 40

約数和(自身を含む): 45834120

約数和(自身を除く): 26392760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 3329, 5840, 6658, 13316, 16645, 26632, 33290, 53264, 66580, 133160, 243017, 266320, 486034, 972068, 1215085, 1944136, 2430170, 3888272, 4860340, 9720680, 19441360]

約数ペア:

[(1, 19441360), (2, 9720680), (4, 4860340), (5, 3888272), (8, 2430170), (10, 1944136), (16, 1215085), (20, 972068), (40, 486034), (73, 266320), (80, 243017), (146, 133160), (292, 66580), (365, 53264), (584, 33290), (730, 26632), (1168, 16645), (1460, 13316), (2920, 6658), (3329, 5840)]