26666360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{727}}^1$

素因数の和:876

約数の個数: 64

約数和(自身を含む): 69189120

約数和(自身を除く): 42522760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 131, 140, 262, 280, 524, 655, 727, 917, 1048, 1310, 1454, 1834, 2620, 2908, 3635, 3668, 4585, 5089, 5240, 5816, 7270, 7336, 9170, 10178, 14540, 18340, 20356, 25445, 29080, 36680, 40712, 50890, 95237, 101780, 190474, 203560, 380948, 476185, 666659, 761896, 952370, 1333318, 1904740, 2666636, 3333295, 3809480, 5333272, 6666590, 13333180, 26666360]

約数ペア:

[(1, 26666360), (2, 13333180), (4, 6666590), (5, 5333272), (7, 3809480), (8, 3333295), (10, 2666636), (14, 1904740), (20, 1333318), (28, 952370), (35, 761896), (40, 666659), (56, 476185), (70, 380948), (131, 203560), (140, 190474), (262, 101780), (280, 95237), (524, 50890), (655, 40712), (727, 36680), (917, 29080), (1048, 25445), (1310, 20356), (1454, 18340), (1834, 14540), (2620, 10178), (2908, 9170), (3635, 7336), (3668, 7270), (4585, 5816), (5089, 5240)]