2897880520

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4261589}}^1$

素因数の和:4261617

約数の個数: 32

約数和(自身を含む): 6903775800

約数和(自身を除く): 4005895280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 4261589, 8523178, 17046356, 21307945, 34092712, 42615890, 72447013, 85231780, 144894026, 170463560, 289788052, 362235065, 579576104, 724470130, 1448940260, 2897880520]

約数ペア:

[(1, 2897880520), (2, 1448940260), (4, 724470130), (5, 579576104), (8, 362235065), (10, 289788052), (17, 170463560), (20, 144894026), (34, 85231780), (40, 72447013), (68, 42615890), (85, 34092712), (136, 21307945), (170, 17046356), (340, 8523178), (680, 4261589)]