1927996880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1268419}}^1$

素因数の和:1268451

約数の個数: 40

約数和(自身を含む): 4718522400

約数和(自身を除く): 2790525520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 1268419, 2536838, 5073676, 6342095, 10147352, 12684190, 20294704, 24099961, 25368380, 48199922, 50736760, 96399844, 101473520, 120499805, 192799688, 240999610, 385599376, 481999220, 963998440, 1927996880]

約数ペア:

[(1, 1927996880), (2, 963998440), (4, 481999220), (5, 385599376), (8, 240999610), (10, 192799688), (16, 120499805), (19, 101473520), (20, 96399844), (38, 50736760), (40, 48199922), (76, 25368380), (80, 24099961), (95, 20294704), (152, 12684190), (190, 10147352), (304, 6342095), (380, 5073676), (760, 2536838), (1520, 1268419)]