439702970

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{821}}^1\times {\mathrm{1093}}^1$

素因数の和:1935

約数の個数: 48

約数和(自身を含む): 922648968

約数和(自身を除く): 482945998

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 821, 1093, 1642, 2186, 4105, 5465, 5747, 7651, 8210, 10930, 11494, 15302, 28735, 38255, 40229, 53557, 57470, 76510, 80458, 107114, 201145, 267785, 402290, 535570, 897353, 1794706, 4486765, 6281471, 8973530, 12562942, 31407355, 43970297, 62814710, 87940594, 219851485, 439702970]

約数ペア:

[(1, 439702970), (2, 219851485), (5, 87940594), (7, 62814710), (10, 43970297), (14, 31407355), (35, 12562942), (49, 8973530), (70, 6281471), (98, 4486765), (245, 1794706), (490, 897353), (821, 535570), (1093, 402290), (1642, 267785), (2186, 201145), (4105, 107114), (5465, 80458), (5747, 76510), (7651, 57470), (8210, 53557), (10930, 40229), (11494, 38255), (15302, 28735)]