63770140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1621}}^1$

素因数の和:1918

約数の個数: 48

約数和(自身を含む): 153687744

約数和(自身を除く): 89917604

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281, 562, 1124, 1405, 1621, 1967, 2810, 3242, 3934, 5620, 6484, 7868, 8105, 9835, 11347, 16210, 19670, 22694, 32420, 39340, 45388, 56735, 113470, 226940, 455501, 911002, 1822004, 2277505, 3188507, 4555010, 6377014, 9110020, 12754028, 15942535, 31885070, 63770140]

約数ペア:

[(1, 63770140), (2, 31885070), (4, 15942535), (5, 12754028), (7, 9110020), (10, 6377014), (14, 4555010), (20, 3188507), (28, 2277505), (35, 1822004), (70, 911002), (140, 455501), (281, 226940), (562, 113470), (1124, 56735), (1405, 45388), (1621, 39340), (1967, 32420), (2810, 22694), (3242, 19670), (3934, 16210), (5620, 11347), (6484, 9835), (7868, 8105)]