1927515940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{280979}}^1$

素因数の和:281009

約数の個数: 48

約数和(自身を含む): 4720464000

約数和(自身を除く): 2792948060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 280979, 561958, 1123916, 1404895, 1966853, 2809790, 3933706, 5619580, 7867412, 9834265, 13767971, 19668530, 27535942, 39337060, 55071884, 68839855, 96375797, 137679710, 192751594, 275359420, 385503188, 481878985, 963757970, 1927515940]

約数ペア:

[(1, 1927515940), (2, 963757970), (4, 481878985), (5, 385503188), (7, 275359420), (10, 192751594), (14, 137679710), (20, 96375797), (28, 68839855), (35, 55071884), (49, 39337060), (70, 27535942), (98, 19668530), (140, 13767971), (196, 9834265), (245, 7867412), (343, 5619580), (490, 3933706), (686, 2809790), (980, 1966853), (1372, 1404895), (1715, 1123916), (3430, 561958), (6860, 280979)]