280124944

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{21803}}^1$

素因数の和:21895

約数の個数: 40

約数和(自身を含む): 600220512

約数和(自身を除く): 320095568

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 73, 88, 146, 176, 292, 584, 803, 1168, 1606, 3212, 6424, 12848, 21803, 43606, 87212, 174424, 239833, 348848, 479666, 959332, 1591619, 1918664, 3183238, 3837328, 6366476, 12732952, 17507809, 25465904, 35015618, 70031236, 140062472, 280124944]

約数ペア:

[(1, 280124944), (2, 140062472), (4, 70031236), (8, 35015618), (11, 25465904), (16, 17507809), (22, 12732952), (44, 6366476), (73, 3837328), (88, 3183238), (146, 1918664), (176, 1591619), (292, 959332), (584, 479666), (803, 348848), (1168, 239833), (1606, 174424), (3212, 87212), (6424, 43606), (12848, 21803)]