15375760

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2707}}^1$

素因数の和:2791

約数の個数: 40

約数和(自身を含む): 36265536

約数和(自身を除く): 20889776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2707, 2840, 5414, 5680, 10828, 13535, 21656, 27070, 43312, 54140, 108280, 192197, 216560, 384394, 768788, 960985, 1537576, 1921970, 3075152, 3843940, 7687880, 15375760]

約数ペア:

[(1, 15375760), (2, 7687880), (4, 3843940), (5, 3075152), (8, 1921970), (10, 1537576), (16, 960985), (20, 768788), (40, 384394), (71, 216560), (80, 192197), (142, 108280), (284, 54140), (355, 43312), (568, 27070), (710, 21656), (1136, 13535), (1420, 10828), (2707, 5680), (2840, 5414)]