490784872

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{431}}^1\times {\mathrm{3847}}^1$

素因数の和:4321

約数の個数: 32

約数和(自身を含む): 947531520

約数和(自身を除く): 456746648

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 431, 862, 1724, 3448, 3847, 7694, 15388, 15947, 30776, 31894, 63788, 127576, 142339, 284678, 569356, 1138712, 1658057, 3316114, 6632228, 13264456, 61348109, 122696218, 245392436, 490784872]

約数ペア:

[(1, 490784872), (2, 245392436), (4, 122696218), (8, 61348109), (37, 13264456), (74, 6632228), (148, 3316114), (296, 1658057), (431, 1138712), (862, 569356), (1724, 284678), (3448, 142339), (3847, 127576), (7694, 63788), (15388, 31894), (15947, 30776)]