2030203420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{104327}}^1$

素因数の和:104482

約数の個数: 48

約数和(自身を含む): 4907589120

約数和(自身を除く): 2877385700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 9730, 19460, 104327, 208654, 417308, 521635, 730289, 1043270, 1460578, 2086540, 2921156, 3651445, 7302890, 14501453, 14605780, 29002906, 58005812, 72507265, 101510171, 145014530, 203020342, 290029060, 406040684, 507550855, 1015101710, 2030203420]

約数ペア:

[(1, 2030203420), (2, 1015101710), (4, 507550855), (5, 406040684), (7, 290029060), (10, 203020342), (14, 145014530), (20, 101510171), (28, 72507265), (35, 58005812), (70, 29002906), (139, 14605780), (140, 14501453), (278, 7302890), (556, 3651445), (695, 2921156), (973, 2086540), (1390, 1460578), (1946, 1043270), (2780, 730289), (3892, 521635), (4865, 417308), (9730, 208654), (19460, 104327)]