40770940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41603}}^1$

素因数の和:41626

約数の個数: 36

約数和(自身を含む): 99599976

約数和(自身を除く): 58829036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 41603, 83206, 166412, 208015, 291221, 416030, 582442, 832060, 1164884, 1456105, 2038547, 2912210, 4077094, 5824420, 8154188, 10192735, 20385470, 40770940]

約数ペア:

[(1, 40770940), (2, 20385470), (4, 10192735), (5, 8154188), (7, 5824420), (10, 4077094), (14, 2912210), (20, 2038547), (28, 1456105), (35, 1164884), (49, 832060), (70, 582442), (98, 416030), (140, 291221), (196, 208015), (245, 166412), (490, 83206), (980, 41603)]