2102920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2767}}^1$

素因数の和:2797

約数の個数: 32

約数和(自身を含む): 4982400

約数和(自身を除く): 2879480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2767, 5534, 11068, 13835, 22136, 27670, 52573, 55340, 105146, 110680, 210292, 262865, 420584, 525730, 1051460, 2102920]

約数ペア:

[(1, 2102920), (2, 1051460), (4, 525730), (5, 420584), (8, 262865), (10, 210292), (19, 110680), (20, 105146), (38, 55340), (40, 52573), (76, 27670), (95, 22136), (152, 13835), (190, 11068), (380, 5534), (760, 2767)]