13116640

素因数分解:

$2^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1123}}^1$

素因数の和:1211

約数の個数: 48

約数和(自身を含む): 31440528

約数和(自身を除く): 18323888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 73, 80, 146, 160, 292, 365, 584, 730, 1123, 1168, 1460, 2246, 2336, 2920, 4492, 5615, 5840, 8984, 11230, 11680, 17968, 22460, 35936, 44920, 81979, 89840, 163958, 179680, 327916, 409895, 655832, 819790, 1311664, 1639580, 2623328, 3279160, 6558320, 13116640]

約数ペア:

[(1, 13116640), (2, 6558320), (4, 3279160), (5, 2623328), (8, 1639580), (10, 1311664), (16, 819790), (20, 655832), (32, 409895), (40, 327916), (73, 179680), (80, 163958), (146, 89840), (160, 81979), (292, 44920), (365, 35936), (584, 22460), (730, 17968), (1123, 11680), (1168, 11230), (1460, 8984), (2246, 5840), (2336, 5615), (2920, 4492)]