172068760

素因数分解:

$2^3\times 5^1\times {\mathrm{739}}^1\times {\mathrm{5821}}^1$

素因数の和:6571

約数の個数: 32

約数和(自身を含む): 387745200

約数和(自身を除く): 215676440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 739, 1478, 2956, 3695, 5821, 5912, 7390, 11642, 14780, 23284, 29105, 29560, 46568, 58210, 116420, 232840, 4301719, 8603438, 17206876, 21508595, 34413752, 43017190, 86034380, 172068760]

約数ペア:

[(1, 172068760), (2, 86034380), (4, 43017190), (5, 34413752), (8, 21508595), (10, 17206876), (20, 8603438), (40, 4301719), (739, 232840), (1478, 116420), (2956, 58210), (3695, 46568), (5821, 29560), (5912, 29105), (7390, 23284), (11642, 14780)]