2690169040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{198977}}^1$

素因数の和:199016

約数の個数: 60

約数和(自身を含む): 6772813164

約数和(自身を除く): 4082644124

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 198977, 397954, 795908, 994885, 1591816, 1989770, 2586701, 3183632, 3979540, 5173402, 7959080, 10346804, 12933505, 15918160, 20693608, 25867010, 33627113, 41387216, 51734020, 67254226, 103468040, 134508452, 168135565, 206936080, 269016904, 336271130, 538033808, 672542260, 1345084520, 2690169040]

約数ペア:

[(1, 2690169040), (2, 1345084520), (4, 672542260), (5, 538033808), (8, 336271130), (10, 269016904), (13, 206936080), (16, 168135565), (20, 134508452), (26, 103468040), (40, 67254226), (52, 51734020), (65, 41387216), (80, 33627113), (104, 25867010), (130, 20693608), (169, 15918160), (208, 12933505), (260, 10346804), (338, 7959080), (520, 5173402), (676, 3979540), (845, 3183632), (1040, 2586701), (1352, 1989770), (1690, 1591816), (2704, 994885), (3380, 795908), (6760, 397954), (13520, 198977)]