120454280

素因数分解:

$2^3\times 5^1\times {\mathrm{823}}^1\times {\mathrm{3659}}^1$

素因数の和:4493

約数の個数: 32

約数和(自身を含む): 271425600

約数和(自身を除く): 150971320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 823, 1646, 3292, 3659, 4115, 6584, 7318, 8230, 14636, 16460, 18295, 29272, 32920, 36590, 73180, 146360, 3011357, 6022714, 12045428, 15056785, 24090856, 30113570, 60227140, 120454280]

約数ペア:

[(1, 120454280), (2, 60227140), (4, 30113570), (5, 24090856), (8, 15056785), (10, 12045428), (20, 6022714), (40, 3011357), (823, 146360), (1646, 73180), (3292, 36590), (3659, 32920), (4115, 29272), (6584, 18295), (7318, 16460), (8230, 14636)]