305438260

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{2213}}^1$

素因数の和:2392

約数の個数: 48

約数和(自身を含む): 657611136

約数和(自身を除く): 352172876

約数列:

[1, 2, 4, 5, 10, 20, 67, 103, 134, 206, 268, 335, 412, 515, 670, 1030, 1340, 2060, 2213, 4426, 6901, 8852, 11065, 13802, 22130, 27604, 34505, 44260, 69010, 138020, 148271, 227939, 296542, 455878, 593084, 741355, 911756, 1139695, 1482710, 2279390, 2965420, 4558780, 15271913, 30543826, 61087652, 76359565, 152719130, 305438260]

約数ペア:

[(1, 305438260), (2, 152719130), (4, 76359565), (5, 61087652), (10, 30543826), (20, 15271913), (67, 4558780), (103, 2965420), (134, 2279390), (206, 1482710), (268, 1139695), (335, 911756), (412, 741355), (515, 593084), (670, 455878), (1030, 296542), (1340, 227939), (2060, 148271), (2213, 138020), (4426, 69010), (6901, 44260), (8852, 34505), (11065, 27604), (13802, 22130)]