56756420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1123}}^1$

素因数の和:1177

約数の個数: 72

約数和(自身を含む): 143889984

約数和(自身を除く): 87133564

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 361, 380, 532, 665, 722, 1123, 1330, 1444, 1805, 2246, 2527, 2660, 3610, 4492, 5054, 5615, 7220, 7861, 10108, 11230, 12635, 15722, 21337, 22460, 25270, 31444, 39305, 42674, 50540, 78610, 85348, 106685, 149359, 157220, 213370, 298718, 405403, 426740, 597436, 746795, 810806, 1493590, 1621612, 2027015, 2837821, 2987180, 4054030, 5675642, 8108060, 11351284, 14189105, 28378210, 56756420]

約数ペア:

[(1, 56756420), (2, 28378210), (4, 14189105), (5, 11351284), (7, 8108060), (10, 5675642), (14, 4054030), (19, 2987180), (20, 2837821), (28, 2027015), (35, 1621612), (38, 1493590), (70, 810806), (76, 746795), (95, 597436), (133, 426740), (140, 405403), (190, 298718), (266, 213370), (361, 157220), (380, 149359), (532, 106685), (665, 85348), (722, 78610), (1123, 50540), (1330, 42674), (1444, 39305), (1805, 31444), (2246, 25270), (2527, 22460), (2660, 21337), (3610, 15722), (4492, 12635), (5054, 11230), (5615, 10108), (7220, 7861)]