9518740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{883}}^1$

素因数の和:917

約数の個数: 72

約数和(自身を含む): 25395552

約数和(自身を除く): 15876812

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 883, 980, 1078, 1540, 1766, 2156, 2695, 3532, 4415, 5390, 6181, 8830, 9713, 10780, 12362, 17660, 19426, 24724, 30905, 38852, 43267, 48565, 61810, 67991, 86534, 97130, 123620, 135982, 173068, 194260, 216335, 271964, 339955, 432670, 475937, 679910, 865340, 951874, 1359820, 1903748, 2379685, 4759370, 9518740]

約数ペア:

[(1, 9518740), (2, 4759370), (4, 2379685), (5, 1903748), (7, 1359820), (10, 951874), (11, 865340), (14, 679910), (20, 475937), (22, 432670), (28, 339955), (35, 271964), (44, 216335), (49, 194260), (55, 173068), (70, 135982), (77, 123620), (98, 97130), (110, 86534), (140, 67991), (154, 61810), (196, 48565), (220, 43267), (245, 38852), (308, 30905), (385, 24724), (490, 19426), (539, 17660), (770, 12362), (883, 10780), (980, 9713), (1078, 8830), (1540, 6181), (1766, 5390), (2156, 4415), (2695, 3532)]