7312980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{121883}}^1$

素因数の和:121895

約数の個数: 24

約数和(自身を含む): 20476512

約数和(自身を除く): 13163532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 121883, 243766, 365649, 487532, 609415, 731298, 1218830, 1462596, 1828245, 2437660, 3656490, 7312980]

約数ペア:

[(1, 7312980), (2, 3656490), (3, 2437660), (4, 1828245), (5, 1462596), (6, 1218830), (10, 731298), (12, 609415), (15, 487532), (20, 365649), (30, 243766), (60, 121883)]