42425020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:451

約数の個数: 72

約数和(自身を含む): 100279872

約数和(自身を除く): 57854852

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 121, 188, 220, 235, 242, 373, 470, 484, 517, 605, 746, 940, 1034, 1210, 1492, 1865, 2068, 2420, 2585, 3730, 4103, 5170, 5687, 7460, 8206, 10340, 11374, 16412, 17531, 20515, 22748, 28435, 35062, 41030, 45133, 56870, 70124, 82060, 87655, 90266, 113740, 175310, 180532, 192841, 225665, 350620, 385682, 451330, 771364, 902660, 964205, 1928410, 2121251, 3856820, 4242502, 8485004, 10606255, 21212510, 42425020]

約数ペア:

[(1, 42425020), (2, 21212510), (4, 10606255), (5, 8485004), (10, 4242502), (11, 3856820), (20, 2121251), (22, 1928410), (44, 964205), (47, 902660), (55, 771364), (94, 451330), (110, 385682), (121, 350620), (188, 225665), (220, 192841), (235, 180532), (242, 175310), (373, 113740), (470, 90266), (484, 87655), (517, 82060), (605, 70124), (746, 56870), (940, 45133), (1034, 41030), (1210, 35062), (1492, 28435), (1865, 22748), (2068, 20515), (2420, 17531), (2585, 16412), (3730, 11374), (4103, 10340), (5170, 8206), (5687, 7460)]