8078990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:548

約数の個数: 32

約数和(自身を含む): 15495840

約数和(自身を除く): 7416850

約数列:

[1, 2, 5, 10, 19, 38, 95, 101, 190, 202, 421, 505, 842, 1010, 1919, 2105, 3838, 4210, 7999, 9595, 15998, 19190, 39995, 42521, 79990, 85042, 212605, 425210, 807899, 1615798, 4039495, 8078990]

約数ペア:

[(1, 8078990), (2, 4039495), (5, 1615798), (10, 807899), (19, 425210), (38, 212605), (95, 85042), (101, 79990), (190, 42521), (202, 39995), (421, 19190), (505, 15998), (842, 9595), (1010, 7999), (1919, 4210), (2105, 3838)]