4273840

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1303}}^1$

素因数の和:1357

約数の個数: 40

約数和(自身を含む): 10186848

約数和(自身を除く): 5913008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1303, 1640, 2606, 3280, 5212, 6515, 10424, 13030, 20848, 26060, 52120, 53423, 104240, 106846, 213692, 267115, 427384, 534230, 854768, 1068460, 2136920, 4273840]

約数ペア:

[(1, 4273840), (2, 2136920), (4, 1068460), (5, 854768), (8, 534230), (10, 427384), (16, 267115), (20, 213692), (40, 106846), (41, 104240), (80, 53423), (82, 52120), (164, 26060), (205, 20848), (328, 13030), (410, 10424), (656, 6515), (820, 5212), (1303, 3280), (1640, 2606)]