61400680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139547}}^1$

素因数の和:139569

約数の個数: 32

約数和(自身を含む): 150711840

約数和(自身を除く): 89311160

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 139547, 279094, 558188, 697735, 1116376, 1395470, 1535017, 2790940, 3070034, 5581880, 6140068, 7675085, 12280136, 15350170, 30700340, 61400680]

約数ペア:

[(1, 61400680), (2, 30700340), (4, 15350170), (5, 12280136), (8, 7675085), (10, 6140068), (11, 5581880), (20, 3070034), (22, 2790940), (40, 1535017), (44, 1395470), (55, 1116376), (88, 697735), (110, 558188), (220, 279094), (440, 139547)]