11890340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1103}}^1$

素因数の和:1137

約数の個数: 72

約数和(自身を含む): 31715712

約数和(自身を除く): 19825372

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, 980, 1078, 1103, 1540, 2156, 2206, 2695, 4412, 5390, 5515, 7721, 10780, 11030, 12133, 15442, 22060, 24266, 30884, 38605, 48532, 54047, 60665, 77210, 84931, 108094, 121330, 154420, 169862, 216188, 242660, 270235, 339724, 424655, 540470, 594517, 849310, 1080940, 1189034, 1698620, 2378068, 2972585, 5945170, 11890340]

約数ペア:

[(1, 11890340), (2, 5945170), (4, 2972585), (5, 2378068), (7, 1698620), (10, 1189034), (11, 1080940), (14, 849310), (20, 594517), (22, 540470), (28, 424655), (35, 339724), (44, 270235), (49, 242660), (55, 216188), (70, 169862), (77, 154420), (98, 121330), (110, 108094), (140, 84931), (154, 77210), (196, 60665), (220, 54047), (245, 48532), (308, 38605), (385, 30884), (490, 24266), (539, 22060), (770, 15442), (980, 12133), (1078, 11030), (1103, 10780), (1540, 7721), (2156, 5515), (2206, 5390), (2695, 4412)]