1028268410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1973}}^1$

素因数の和:2223

約数の個数: 64

約数和(自身を含む): 2109179520

約数和(自身を除く): 1080911110

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 211, 247, 422, 494, 1055, 1235, 1973, 2110, 2470, 2743, 3946, 4009, 5486, 8018, 9865, 13715, 19730, 20045, 25649, 27430, 37487, 40090, 51298, 52117, 74974, 104234, 128245, 187435, 256490, 260585, 374870, 416303, 487331, 521170, 832606, 974662, 2081515, 2436655, 4163030, 4873310, 5411939, 7909757, 10823878, 15819514, 27059695, 39548785, 54119390, 79097570, 102826841, 205653682, 514134205, 1028268410]

約数ペア:

[(1, 1028268410), (2, 514134205), (5, 205653682), (10, 102826841), (13, 79097570), (19, 54119390), (26, 39548785), (38, 27059695), (65, 15819514), (95, 10823878), (130, 7909757), (190, 5411939), (211, 4873310), (247, 4163030), (422, 2436655), (494, 2081515), (1055, 974662), (1235, 832606), (1973, 521170), (2110, 487331), (2470, 416303), (2743, 374870), (3946, 260585), (4009, 256490), (5486, 187435), (8018, 128245), (9865, 104234), (13715, 74974), (19730, 52117), (20045, 51298), (25649, 40090), (27430, 37487)]