42247940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{523}}^1\times {\mathrm{577}}^1$

素因数の和:1116

約数の個数: 48

約数和(自身を含む): 101764992

約数和(自身を除く): 59517052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 523, 577, 1046, 1154, 2092, 2308, 2615, 2885, 3661, 4039, 5230, 5770, 7322, 8078, 10460, 11540, 14644, 16156, 18305, 20195, 36610, 40390, 73220, 80780, 301771, 603542, 1207084, 1508855, 2112397, 3017710, 4224794, 6035420, 8449588, 10561985, 21123970, 42247940]

約数ペア:

[(1, 42247940), (2, 21123970), (4, 10561985), (5, 8449588), (7, 6035420), (10, 4224794), (14, 3017710), (20, 2112397), (28, 1508855), (35, 1207084), (70, 603542), (140, 301771), (523, 80780), (577, 73220), (1046, 40390), (1154, 36610), (2092, 20195), (2308, 18305), (2615, 16156), (2885, 14644), (3661, 11540), (4039, 10460), (5230, 8078), (5770, 7322)]