120797720

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{23053}}^1$

素因数の和:23195

約数の個数: 32

約数和(自身を含む): 273881520

約数和(自身を除く): 153083800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 23053, 46106, 92212, 115265, 184424, 230530, 461060, 922120, 3019943, 6039886, 12079772, 15099715, 24159544, 30199430, 60398860, 120797720]

約数ペア:

[(1, 120797720), (2, 60398860), (4, 30199430), (5, 24159544), (8, 15099715), (10, 12079772), (20, 6039886), (40, 3019943), (131, 922120), (262, 461060), (524, 230530), (655, 184424), (1048, 115265), (1310, 92212), (2620, 46106), (5240, 23053)]