1669264

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{19}}^2$

素因数の和:80

約数の個数: 45

約数和(自身を含む): 3625977

約数和(自身を除く): 1956713

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 289, 304, 323, 361, 578, 646, 722, 1156, 1292, 1444, 2312, 2584, 2888, 4624, 5168, 5491, 5776, 6137, 10982, 12274, 21964, 24548, 43928, 49096, 87856, 98192, 104329, 208658, 417316, 834632, 1669264]

約数ペア:

[(1, 1669264), (2, 834632), (4, 417316), (8, 208658), (16, 104329), (17, 98192), (19, 87856), (34, 49096), (38, 43928), (68, 24548), (76, 21964), (136, 12274), (152, 10982), (272, 6137), (289, 5776), (304, 5491), (323, 5168), (361, 4624), (578, 2888), (646, 2584), (722, 2312), (1156, 1444)]