2019936580

素因数分解:

$2^2\times 5^1\times {\mathrm{6871}}^1\times {\mathrm{14699}}^1$

素因数の和:21579

約数の個数: 24

約数和(自身を含む): 4242772800

約数和(自身を除く): 2222836220

約数列:

[1, 2, 4, 5, 10, 20, 6871, 13742, 14699, 27484, 29398, 34355, 58796, 68710, 73495, 137420, 146990, 293980, 100996829, 201993658, 403987316, 504984145, 1009968290, 2019936580]

約数ペア:

[(1, 2019936580), (2, 1009968290), (4, 504984145), (5, 403987316), (10, 201993658), (20, 100996829), (6871, 293980), (13742, 146990), (14699, 137420), (27484, 73495), (29398, 68710), (34355, 58796)]