252495340

素因数分解:

$2^2\times 5^1\times {\mathrm{1303}}^1\times {\mathrm{9689}}^1$

素因数の和:11001

約数の個数: 24

約数和(自身を含む): 530701920

約数和(自身を除く): 278206580

約数列:

[1, 2, 4, 5, 10, 20, 1303, 2606, 5212, 6515, 9689, 13030, 19378, 26060, 38756, 48445, 96890, 193780, 12624767, 25249534, 50499068, 63123835, 126247670, 252495340]

約数ペア:

[(1, 252495340), (2, 126247670), (4, 63123835), (5, 50499068), (10, 25249534), (20, 12624767), (1303, 193780), (2606, 96890), (5212, 48445), (6515, 38756), (9689, 26060), (13030, 19378)]