42002660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3371}}^1$

素因数の和:3476

約数の個数: 48

約数和(自身を含む): 101969280

約数和(自身を除く): 59966620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 89, 140, 178, 356, 445, 623, 890, 1246, 1780, 2492, 3115, 3371, 6230, 6742, 12460, 13484, 16855, 23597, 33710, 47194, 67420, 94388, 117985, 235970, 300019, 471940, 600038, 1200076, 1500095, 2100133, 3000190, 4200266, 6000380, 8400532, 10500665, 21001330, 42002660]

約数ペア:

[(1, 42002660), (2, 21001330), (4, 10500665), (5, 8400532), (7, 6000380), (10, 4200266), (14, 3000190), (20, 2100133), (28, 1500095), (35, 1200076), (70, 600038), (89, 471940), (140, 300019), (178, 235970), (356, 117985), (445, 94388), (623, 67420), (890, 47194), (1246, 33710), (1780, 23597), (2492, 16855), (3115, 13484), (3371, 12460), (6230, 6742)]