24727880

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8707}}^1$

素因数の和:8789

約数の個数: 32

約数和(自身を含む): 56427840

約数和(自身を除く): 31699960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 8707, 17414, 34828, 43535, 69656, 87070, 174140, 348280, 618197, 1236394, 2472788, 3090985, 4945576, 6181970, 12363940, 24727880]

約数ペア:

[(1, 24727880), (2, 12363940), (4, 6181970), (5, 4945576), (8, 3090985), (10, 2472788), (20, 1236394), (40, 618197), (71, 348280), (142, 174140), (284, 87070), (355, 69656), (568, 43535), (710, 34828), (1420, 17414), (2840, 8707)]