2039847560

素因数分解:

$2^3\times 5^1\times {\mathrm{10267}}^1\times {\mathrm{4967}}^1$

素因数の和:15245

約数の個数: 32

約数和(自身を含む): 4591028160

約数和(自身を除く): 2551180600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4967, 9934, 10267, 19868, 20534, 24835, 39736, 41068, 49670, 51335, 82136, 99340, 102670, 198680, 205340, 410680, 50996189, 101992378, 203984756, 254980945, 407969512, 509961890, 1019923780, 2039847560]

約数ペア:

[(1, 2039847560), (2, 1019923780), (4, 509961890), (5, 407969512), (8, 254980945), (10, 203984756), (20, 101992378), (40, 50996189), (4967, 410680), (9934, 205340), (10267, 198680), (19868, 102670), (20534, 99340), (24835, 82136), (39736, 51335), (41068, 49670)]