26724920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7507}}^1$

素因数の和:7607

約数の個数: 32

約数和(自身を含む): 60814800

約数和(自身を除く): 34089880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 7507, 15014, 30028, 37535, 60056, 75070, 150140, 300280, 668123, 1336246, 2672492, 3340615, 5344984, 6681230, 13362460, 26724920]

約数ペア:

[(1, 26724920), (2, 13362460), (4, 6681230), (5, 5344984), (8, 3340615), (10, 2672492), (20, 1336246), (40, 668123), (89, 300280), (178, 150140), (356, 75070), (445, 60056), (712, 37535), (890, 30028), (1780, 15014), (3560, 7507)]