28586820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{3637}}^1$

素因数の和:3780

約数の個数: 48

約数和(自身を含む): 80676288

約数和(自身を除く): 52089468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3637, 3930, 7274, 7860, 10911, 14548, 18185, 21822, 36370, 43644, 54555, 72740, 109110, 218220, 476447, 952894, 1429341, 1905788, 2382235, 2858682, 4764470, 5717364, 7146705, 9528940, 14293410, 28586820]

約数ペア:

[(1, 28586820), (2, 14293410), (3, 9528940), (4, 7146705), (5, 5717364), (6, 4764470), (10, 2858682), (12, 2382235), (15, 1905788), (20, 1429341), (30, 952894), (60, 476447), (131, 218220), (262, 109110), (393, 72740), (524, 54555), (655, 43644), (786, 36370), (1310, 21822), (1572, 18185), (1965, 14548), (2620, 10911), (3637, 7860), (3930, 7274)]