496799240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{253469}}^1$

素因数の和:253494

約数の個数: 48

約数和(自身を含む): 1300301100

約数和(自身を除く): 803501860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 253469, 506938, 1013876, 1267345, 1774283, 2027752, 2534690, 3548566, 5069380, 7097132, 8871415, 10138760, 12419981, 14194264, 17742830, 24839962, 35485660, 49679924, 62099905, 70971320, 99359848, 124199810, 248399620, 496799240]

約数ペア:

[(1, 496799240), (2, 248399620), (4, 124199810), (5, 99359848), (7, 70971320), (8, 62099905), (10, 49679924), (14, 35485660), (20, 24839962), (28, 17742830), (35, 14194264), (40, 12419981), (49, 10138760), (56, 8871415), (70, 7097132), (98, 5069380), (140, 3548566), (196, 2534690), (245, 2027752), (280, 1774283), (392, 1267345), (490, 1013876), (980, 506938), (1960, 253469)]