208996821560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{307348267}}^1$

素因数の和:307348295

約数の個数: 32

約数和(自身を含む): 497904194160

約数和(自身を除く): 288907372600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 307348267, 614696534, 1229393068, 1536741335, 2458786136, 3073482670, 5224920539, 6146965340, 10449841078, 12293930680, 20899682156, 26124602695, 41799364312, 52249205390, 104498410780, 208996821560]

約数ペア:

[(1, 208996821560), (2, 104498410780), (4, 52249205390), (5, 41799364312), (8, 26124602695), (10, 20899682156), (17, 12293930680), (20, 10449841078), (34, 6146965340), (40, 5224920539), (68, 3073482670), (85, 2458786136), (136, 1536741335), (170, 1229393068), (340, 614696534), (680, 307348267)]