2021076740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1907}}^1\times {\mathrm{2789}}^1$

素因数の和:4724

約数の個数: 48

約数和(自身を含む): 4471588800

約数和(自身を除く): 2450512060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1907, 2789, 3814, 5578, 7628, 9535, 11156, 13945, 19070, 27890, 36233, 38140, 52991, 55780, 72466, 105982, 144932, 181165, 211964, 264955, 362330, 529910, 724660, 1059820, 5318623, 10637246, 21274492, 26593115, 53186230, 101053837, 106372460, 202107674, 404215348, 505269185, 1010538370, 2021076740]

約数ペア:

[(1, 2021076740), (2, 1010538370), (4, 505269185), (5, 404215348), (10, 202107674), (19, 106372460), (20, 101053837), (38, 53186230), (76, 26593115), (95, 21274492), (190, 10637246), (380, 5318623), (1907, 1059820), (2789, 724660), (3814, 529910), (5578, 362330), (7628, 264955), (9535, 211964), (11156, 181165), (13945, 144932), (19070, 105982), (27890, 72466), (36233, 55780), (38140, 52991)]