848679980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1\times {\mathrm{2423}}^1$

素因数の和:2726

約数の個数: 48

約数和(自身を含む): 1812996864

約数和(自身を除く): 964316884

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 211, 332, 415, 422, 830, 844, 1055, 1660, 2110, 2423, 4220, 4846, 9692, 12115, 17513, 24230, 35026, 48460, 70052, 87565, 175130, 201109, 350260, 402218, 511253, 804436, 1005545, 1022506, 2011090, 2045012, 2556265, 4022180, 5112530, 10225060, 42433999, 84867998, 169735996, 212169995, 424339990, 848679980]

約数ペア:

[(1, 848679980), (2, 424339990), (4, 212169995), (5, 169735996), (10, 84867998), (20, 42433999), (83, 10225060), (166, 5112530), (211, 4022180), (332, 2556265), (415, 2045012), (422, 2011090), (830, 1022506), (844, 1005545), (1055, 804436), (1660, 511253), (2110, 402218), (2423, 350260), (4220, 201109), (4846, 175130), (9692, 87565), (12115, 70052), (17513, 48460), (24230, 35026)]