65393020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{42463}}^1$

素因数の和:42490

約数の個数: 48

約数和(自身を含む): 171214848

約数和(自身を除く): 105821828

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 42463, 84926, 169852, 212315, 297241, 424630, 467093, 594482, 849260, 934186, 1188964, 1486205, 1868372, 2335465, 2972410, 3269651, 4670930, 5944820, 6539302, 9341860, 13078604, 16348255, 32696510, 65393020]

約数ペア:

[(1, 65393020), (2, 32696510), (4, 16348255), (5, 13078604), (7, 9341860), (10, 6539302), (11, 5944820), (14, 4670930), (20, 3269651), (22, 2972410), (28, 2335465), (35, 1868372), (44, 1486205), (55, 1188964), (70, 934186), (77, 849260), (110, 594482), (140, 467093), (154, 424630), (220, 297241), (308, 212315), (385, 169852), (770, 84926), (1540, 42463)]