2780455088

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{277}}^1\times {\mathrm{4789}}^1$

素因数の和:5205

約数の個数: 40

約数和(自身を含む): 5448989040

約数和(自身を除く): 2668533952

約数列:

[1, 2, 4, 8, 16, 131, 262, 277, 524, 554, 1048, 1108, 2096, 2216, 4432, 4789, 9578, 19156, 36287, 38312, 72574, 76624, 145148, 290296, 580592, 627359, 1254718, 1326553, 2509436, 2653106, 5018872, 5306212, 10037744, 10612424, 21224848, 173778443, 347556886, 695113772, 1390227544, 2780455088]

約数ペア:

[(1, 2780455088), (2, 1390227544), (4, 695113772), (8, 347556886), (16, 173778443), (131, 21224848), (262, 10612424), (277, 10037744), (524, 5306212), (554, 5018872), (1048, 2653106), (1108, 2509436), (2096, 1326553), (2216, 1254718), (4432, 627359), (4789, 580592), (9578, 290296), (19156, 145148), (36287, 76624), (38312, 72574)]