8704555520

素因数分解:

$2^9\times 5^1\times {\mathrm{3400217}}^1$

素因数の和:3400240

約数の個数: 40

約数和(自身を含む): 20870538084

約数和(自身を除く): 12165982564

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 3400217, 6800434, 13600868, 17001085, 27201736, 34002170, 54403472, 68004340, 108806944, 136008680, 217613888, 272017360, 435227776, 544034720, 870455552, 1088069440, 1740911104, 2176138880, 4352277760, 8704555520]

約数ペア:

[(1, 8704555520), (2, 4352277760), (4, 2176138880), (5, 1740911104), (8, 1088069440), (10, 870455552), (16, 544034720), (20, 435227776), (32, 272017360), (40, 217613888), (64, 136008680), (80, 108806944), (128, 68004340), (160, 54403472), (256, 34002170), (320, 27201736), (512, 17001085), (640, 13600868), (1280, 6800434), (2560, 3400217)]