42660940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{461}}^1\times {\mathrm{661}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 102763584

約数和(自身を除く): 60102644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 461, 661, 922, 1322, 1844, 2305, 2644, 3227, 3305, 4610, 4627, 6454, 6610, 9220, 9254, 12908, 13220, 16135, 18508, 23135, 32270, 46270, 64540, 92540, 304721, 609442, 1218884, 1523605, 2133047, 3047210, 4266094, 6094420, 8532188, 10665235, 21330470, 42660940]

約数ペア:

[(1, 42660940), (2, 21330470), (4, 10665235), (5, 8532188), (7, 6094420), (10, 4266094), (14, 3047210), (20, 2133047), (28, 1523605), (35, 1218884), (70, 609442), (140, 304721), (461, 92540), (661, 64540), (922, 46270), (1322, 32270), (1844, 23135), (2305, 18508), (2644, 16135), (3227, 13220), (3305, 12908), (4610, 9254), (4627, 9220), (6454, 6610)]