28514920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101839}}^1$

素因数の和:101857

約数の個数: 32

約数和(自身を含む): 73324800

約数和(自身を除く): 44809880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 101839, 203678, 407356, 509195, 712873, 814712, 1018390, 1425746, 2036780, 2851492, 3564365, 4073560, 5702984, 7128730, 14257460, 28514920]

約数ペア:

[(1, 28514920), (2, 14257460), (4, 7128730), (5, 5702984), (7, 4073560), (8, 3564365), (10, 2851492), (14, 2036780), (20, 1425746), (28, 1018390), (35, 814712), (40, 712873), (56, 509195), (70, 407356), (140, 203678), (280, 101839)]