4893380840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6438659}}^1$

素因数の和:6438689

約数の個数: 32

約数和(自身を含む): 11589588000

約数和(自身を除く): 6696207160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 6438659, 12877318, 25754636, 32193295, 51509272, 64386590, 122334521, 128773180, 244669042, 257546360, 489338084, 611672605, 978676168, 1223345210, 2446690420, 4893380840]

約数ペア:

[(1, 4893380840), (2, 2446690420), (4, 1223345210), (5, 978676168), (8, 611672605), (10, 489338084), (19, 257546360), (20, 244669042), (38, 128773180), (40, 122334521), (76, 64386590), (95, 51509272), (152, 32193295), (190, 25754636), (380, 12877318), (760, 6438659)]