20296440

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{18793}}^1$

素因数の和:18813

約数の個数: 64

約数和(自身を含む): 67658400

約数和(自身を除く): 47361960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 18793, 37586, 56379, 75172, 93965, 112758, 150344, 169137, 187930, 225516, 281895, 338274, 375860, 451032, 507411, 563790, 676548, 751720, 845685, 1014822, 1127580, 1353096, 1691370, 2029644, 2255160, 2537055, 3382740, 4059288, 5074110, 6765480, 10148220, 20296440]

約数ペア:

[(1, 20296440), (2, 10148220), (3, 6765480), (4, 5074110), (5, 4059288), (6, 3382740), (8, 2537055), (9, 2255160), (10, 2029644), (12, 1691370), (15, 1353096), (18, 1127580), (20, 1014822), (24, 845685), (27, 751720), (30, 676548), (36, 563790), (40, 507411), (45, 451032), (54, 375860), (60, 338274), (72, 281895), (90, 225516), (108, 187930), (120, 169137), (135, 150344), (180, 112758), (216, 93965), (270, 75172), (360, 56379), (540, 37586), (1080, 18793)]