7476820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{193}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 17110800

約数和(自身を除く): 9633980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 193, 260, 298, 386, 596, 745, 772, 965, 1490, 1930, 1937, 2509, 2980, 3860, 3874, 5018, 7748, 9685, 10036, 12545, 19370, 25090, 28757, 38740, 50180, 57514, 115028, 143785, 287570, 373841, 575140, 747682, 1495364, 1869205, 3738410, 7476820]

約数ペア:

[(1, 7476820), (2, 3738410), (4, 1869205), (5, 1495364), (10, 747682), (13, 575140), (20, 373841), (26, 287570), (52, 143785), (65, 115028), (130, 57514), (149, 50180), (193, 38740), (260, 28757), (298, 25090), (386, 19370), (596, 12545), (745, 10036), (772, 9685), (965, 7748), (1490, 5018), (1930, 3874), (1937, 3860), (2509, 2980)]