15758030

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:644

約数の個数: 32

約数和(自身を含む): 30080160

約数和(自身を除く): 14322130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 197, 394, 421, 842, 985, 1970, 2105, 3743, 4210, 7486, 7999, 15998, 18715, 37430, 39995, 79990, 82937, 165874, 414685, 829370, 1575803, 3151606, 7879015, 15758030]

約数ペア:

[(1, 15758030), (2, 7879015), (5, 3151606), (10, 1575803), (19, 829370), (38, 414685), (95, 165874), (190, 82937), (197, 79990), (394, 39995), (421, 37430), (842, 18715), (985, 15998), (1970, 7999), (2105, 7486), (3743, 4210)]