89831420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{6353}}^1$

素因数の和:6470

約数の個数: 48

約数和(自身を含む): 217764288

約数和(自身を除く): 127932868

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 6353, 7070, 12706, 14140, 25412, 31765, 44471, 63530, 88942, 127060, 177884, 222355, 444710, 641653, 889420, 1283306, 2566612, 3208265, 4491571, 6416530, 8983142, 12833060, 17966284, 22457855, 44915710, 89831420]

約数ペア:

[(1, 89831420), (2, 44915710), (4, 22457855), (5, 17966284), (7, 12833060), (10, 8983142), (14, 6416530), (20, 4491571), (28, 3208265), (35, 2566612), (70, 1283306), (101, 889420), (140, 641653), (202, 444710), (404, 222355), (505, 177884), (707, 127060), (1010, 88942), (1414, 63530), (2020, 44471), (2828, 31765), (3535, 25412), (6353, 14140), (7070, 12706)]