1951180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 5228496

約数和(自身を除く): 3277316

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 181, 196, 220, 245, 308, 362, 385, 490, 539, 724, 770, 905, 980, 1078, 1267, 1540, 1810, 1991, 2156, 2534, 2695, 3620, 3982, 5068, 5390, 6335, 7964, 8869, 9955, 10780, 12670, 13937, 17738, 19910, 25340, 27874, 35476, 39820, 44345, 55748, 69685, 88690, 97559, 139370, 177380, 195118, 278740, 390236, 487795, 975590, 1951180]

約数ペア:

[(1, 1951180), (2, 975590), (4, 487795), (5, 390236), (7, 278740), (10, 195118), (11, 177380), (14, 139370), (20, 97559), (22, 88690), (28, 69685), (35, 55748), (44, 44345), (49, 39820), (55, 35476), (70, 27874), (77, 25340), (98, 19910), (110, 17738), (140, 13937), (154, 12670), (181, 10780), (196, 9955), (220, 8869), (245, 7964), (308, 6335), (362, 5390), (385, 5068), (490, 3982), (539, 3620), (724, 2695), (770, 2534), (905, 2156), (980, 1991), (1078, 1810), (1267, 1540)]