42294920

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{7607}}^1$

素因数の和:7757

約数の個数: 32

約数和(自身を含む): 95860800

約数和(自身を除く): 53565880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 7607, 15214, 30428, 38035, 60856, 76070, 152140, 304280, 1057373, 2114746, 4229492, 5286865, 8458984, 10573730, 21147460, 42294920]

約数ペア:

[(1, 42294920), (2, 21147460), (4, 10573730), (5, 8458984), (8, 5286865), (10, 4229492), (20, 2114746), (40, 1057373), (139, 304280), (278, 152140), (556, 76070), (695, 60856), (1112, 38035), (1390, 30428), (2780, 15214), (5560, 7607)]