54071440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21803}}^1$

素因数の和:21847

約数の個数: 40

約数和(自身を含む): 129777408

約数和(自身を除く): 75705968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 21803, 43606, 87212, 109015, 174424, 218030, 348848, 436060, 675893, 872120, 1351786, 1744240, 2703572, 3379465, 5407144, 6758930, 10814288, 13517860, 27035720, 54071440]

約数ペア:

[(1, 54071440), (2, 27035720), (4, 13517860), (5, 10814288), (8, 6758930), (10, 5407144), (16, 3379465), (20, 2703572), (31, 1744240), (40, 1351786), (62, 872120), (80, 675893), (124, 436060), (155, 348848), (248, 218030), (310, 174424), (496, 109015), (620, 87212), (1240, 43606), (2480, 21803)]