170020120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{4423}}^1$

素因数の和:4496

約数の個数: 48

約数和(自身を含む): 395372880

約数和(自身を除く): 225352760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3844, 4423, 4805, 7688, 8846, 9610, 17692, 19220, 22115, 35384, 38440, 44230, 88460, 137113, 176920, 274226, 548452, 685565, 1096904, 1371130, 2742260, 4250503, 5484520, 8501006, 17002012, 21252515, 34004024, 42505030, 85010060, 170020120]

約数ペア:

[(1, 170020120), (2, 85010060), (4, 42505030), (5, 34004024), (8, 21252515), (10, 17002012), (20, 8501006), (31, 5484520), (40, 4250503), (62, 2742260), (124, 1371130), (155, 1096904), (248, 685565), (310, 548452), (620, 274226), (961, 176920), (1240, 137113), (1922, 88460), (3844, 44230), (4423, 38440), (4805, 35384), (7688, 22115), (8846, 19220), (9610, 17692)]