115220680

素因数分解:

$2^3\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{1777}}^1$

素因数の和:3409

約数の個数: 32

約数和(自身を含む): 259552440

約数和(自身を除く): 144331760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1621, 1777, 3242, 3554, 6484, 7108, 8105, 8885, 12968, 14216, 16210, 17770, 32420, 35540, 64840, 71080, 2880517, 5761034, 11522068, 14402585, 23044136, 28805170, 57610340, 115220680]

約数ペア:

[(1, 115220680), (2, 57610340), (4, 28805170), (5, 23044136), (8, 14402585), (10, 11522068), (20, 5761034), (40, 2880517), (1621, 71080), (1777, 64840), (3242, 35540), (3554, 32420), (6484, 17770), (7108, 16210), (8105, 14216), (8885, 12968)]