291212660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{2237}}^1$

素因数の和:2552

約数の個数: 48

約数和(自身を含む): 640676736

約数和(自身を除く): 349464076

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 283, 460, 566, 1132, 1415, 2237, 2830, 4474, 5660, 6509, 8948, 11185, 13018, 22370, 26036, 32545, 44740, 51451, 65090, 102902, 130180, 205804, 257255, 514510, 633071, 1029020, 1266142, 2532284, 3165355, 6330710, 12661420, 14560633, 29121266, 58242532, 72803165, 145606330, 291212660]

約数ペア:

[(1, 291212660), (2, 145606330), (4, 72803165), (5, 58242532), (10, 29121266), (20, 14560633), (23, 12661420), (46, 6330710), (92, 3165355), (115, 2532284), (230, 1266142), (283, 1029020), (460, 633071), (566, 514510), (1132, 257255), (1415, 205804), (2237, 130180), (2830, 102902), (4474, 65090), (5660, 51451), (6509, 44740), (8948, 32545), (11185, 26036), (13018, 22370)]