208779160

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{141067}}^1$

素因数の和:141115

約数の個数: 32

約数和(自身を含む): 482452560

約数和(自身を除く): 273673400

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 141067, 282134, 564268, 705335, 1128536, 1410670, 2821340, 5219479, 5642680, 10438958, 20877916, 26097395, 41755832, 52194790, 104389580, 208779160]

約数ペア:

[(1, 208779160), (2, 104389580), (4, 52194790), (5, 41755832), (8, 26097395), (10, 20877916), (20, 10438958), (37, 5642680), (40, 5219479), (74, 2821340), (148, 1410670), (185, 1128536), (296, 705335), (370, 564268), (740, 282134), (1480, 141067)]