20112700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{11831}}^1$

素因数の和:11862

約数の個数: 36

約数和(自身を含む): 46215792

約数和(自身を除く): 26103092

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 11831, 23662, 47324, 59155, 118310, 201127, 236620, 295775, 402254, 591550, 804508, 1005635, 1183100, 2011270, 4022540, 5028175, 10056350, 20112700]

約数ペア:

[(1, 20112700), (2, 10056350), (4, 5028175), (5, 4022540), (10, 2011270), (17, 1183100), (20, 1005635), (25, 804508), (34, 591550), (50, 402254), (68, 295775), (85, 236620), (100, 201127), (170, 118310), (340, 59155), (425, 47324), (850, 23662), (1700, 11831)]