15364120

素因数分解:

$2^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{3803}}^1$

素因数の和:3915

約数の個数: 32

約数和(自身を含む): 34920720

約数和(自身を除く): 19556600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 3803, 4040, 7606, 15212, 19015, 30424, 38030, 76060, 152120, 384103, 768206, 1536412, 1920515, 3072824, 3841030, 7682060, 15364120]

約数ペア:

[(1, 15364120), (2, 7682060), (4, 3841030), (5, 3072824), (8, 1920515), (10, 1536412), (20, 768206), (40, 384103), (101, 152120), (202, 76060), (404, 38030), (505, 30424), (808, 19015), (1010, 15212), (2020, 7606), (3803, 4040)]