614828020

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^2\times {\mathrm{3881}}^1$

素因数の和:4068

約数の個数: 36

約数和(自身を含む): 1306145484

約数和(自身を除く): 691317464

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 3881, 7762, 7921, 15524, 15842, 19405, 31684, 38810, 39605, 77620, 79210, 158420, 345409, 690818, 1381636, 1727045, 3454090, 6908180, 30741401, 61482802, 122965604, 153707005, 307414010, 614828020]

約数ペア:

[(1, 614828020), (2, 307414010), (4, 153707005), (5, 122965604), (10, 61482802), (20, 30741401), (89, 6908180), (178, 3454090), (356, 1727045), (445, 1381636), (890, 690818), (1780, 345409), (3881, 158420), (7762, 79210), (7921, 77620), (15524, 39605), (15842, 38810), (19405, 31684)]