7156718020

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{88771}}^1$

素因数の和:88948

約数の個数: 48

約数和(自身を含む): 15659380800

約数和(自身を除く): 8502662780

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 139, 145, 278, 290, 556, 580, 695, 1390, 2780, 4031, 8062, 16124, 20155, 40310, 80620, 88771, 177542, 355084, 443855, 887710, 1775420, 2574359, 5148718, 10297436, 12339169, 12871795, 24678338, 25743590, 49356676, 51487180, 61695845, 123391690, 246783380, 357835901, 715671802, 1431343604, 1789179505, 3578359010, 7156718020]

約数ペア:

[(1, 7156718020), (2, 3578359010), (4, 1789179505), (5, 1431343604), (10, 715671802), (20, 357835901), (29, 246783380), (58, 123391690), (116, 61695845), (139, 51487180), (145, 49356676), (278, 25743590), (290, 24678338), (556, 12871795), (580, 12339169), (695, 10297436), (1390, 5148718), (2780, 2574359), (4031, 1775420), (8062, 887710), (16124, 443855), (20155, 355084), (40310, 177542), (80620, 88771)]