42487340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1933}}^1$

素因数の和:2106

約数の個数: 48

約数和(自身を含む): 102672192

約数和(自身を除く): 60184852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 1933, 2198, 3140, 3866, 4396, 5495, 7732, 9665, 10990, 13531, 19330, 21980, 27062, 38660, 54124, 67655, 135310, 270620, 303481, 606962, 1213924, 1517405, 2124367, 3034810, 4248734, 6069620, 8497468, 10621835, 21243670, 42487340]

約数ペア:

[(1, 42487340), (2, 21243670), (4, 10621835), (5, 8497468), (7, 6069620), (10, 4248734), (14, 3034810), (20, 2124367), (28, 1517405), (35, 1213924), (70, 606962), (140, 303481), (157, 270620), (314, 135310), (628, 67655), (785, 54124), (1099, 38660), (1570, 27062), (1933, 21980), (2198, 19330), (3140, 13531), (3866, 10990), (4396, 9665), (5495, 7732)]