1285388912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{41051}}^1$

素因数の和:41181

約数の個数: 40

約数和(自身を含む): 2647032960

約数和(自身を除く): 1361644048

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 103, 152, 206, 304, 412, 824, 1648, 1957, 3914, 7828, 15656, 31312, 41051, 82102, 164204, 328408, 656816, 779969, 1559938, 3119876, 4228253, 6239752, 8456506, 12479504, 16913012, 33826024, 67652048, 80336807, 160673614, 321347228, 642694456, 1285388912]

約数ペア:

[(1, 1285388912), (2, 642694456), (4, 321347228), (8, 160673614), (16, 80336807), (19, 67652048), (38, 33826024), (76, 16913012), (103, 12479504), (152, 8456506), (206, 6239752), (304, 4228253), (412, 3119876), (824, 1559938), (1648, 779969), (1957, 656816), (3914, 328408), (7828, 164204), (15656, 82102), (31312, 41051)]