2904231880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{36467}}^1$

素因数の和:36670

約数の個数: 64

約数和(自身を含む): 7168150080

約数和(自身を除く): 4263918200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 181, 220, 362, 440, 724, 905, 1448, 1810, 1991, 3620, 3982, 7240, 7964, 9955, 15928, 19910, 36467, 39820, 72934, 79640, 145868, 182335, 291736, 364670, 401137, 729340, 802274, 1458680, 1604548, 2005685, 3209096, 4011370, 6600527, 8022740, 13201054, 16045480, 26402108, 33002635, 52804216, 66005270, 72605797, 132010540, 145211594, 264021080, 290423188, 363028985, 580846376, 726057970, 1452115940, 2904231880]

約数ペア:

[(1, 2904231880), (2, 1452115940), (4, 726057970), (5, 580846376), (8, 363028985), (10, 290423188), (11, 264021080), (20, 145211594), (22, 132010540), (40, 72605797), (44, 66005270), (55, 52804216), (88, 33002635), (110, 26402108), (181, 16045480), (220, 13201054), (362, 8022740), (440, 6600527), (724, 4011370), (905, 3209096), (1448, 2005685), (1810, 1604548), (1991, 1458680), (3620, 802274), (3982, 729340), (7240, 401137), (7964, 364670), (9955, 291736), (15928, 182335), (19910, 145868), (36467, 79640), (39820, 72934)]