2080993980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2667941}}^1$

素因数の和:2667966

約数の個数: 48

約数和(自身を含む): 6274999584

約数和(自身を除く): 4194005604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2667941, 5335882, 8003823, 10671764, 13339705, 16007646, 26679410, 32015292, 34683233, 40019115, 53358820, 69366466, 80038230, 104049699, 138732932, 160076460, 173416165, 208099398, 346832330, 416198796, 520248495, 693664660, 1040496990, 2080993980]

約数ペア:

[(1, 2080993980), (2, 1040496990), (3, 693664660), (4, 520248495), (5, 416198796), (6, 346832330), (10, 208099398), (12, 173416165), (13, 160076460), (15, 138732932), (20, 104049699), (26, 80038230), (30, 69366466), (39, 53358820), (52, 40019115), (60, 34683233), (65, 32015292), (78, 26679410), (130, 16007646), (156, 13339705), (195, 10671764), (260, 8003823), (390, 5335882), (780, 2667941)]