2028785920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{226427}}^1$

素因数の和:226455

約数の個数: 72

約数和(自身を含む): 5553825984

約数和(自身を除く): 3525040064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 226427, 452854, 905708, 1132135, 1584989, 1811416, 2264270, 3169978, 3622832, 4528540, 6339956, 7245664, 7924945, 9057080, 12679912, 14491328, 15849890, 18114160, 25359824, 28982656, 31699780, 36228320, 50719648, 57965312, 63399560, 72456640, 101439296, 126799120, 144913280, 202878592, 253598240, 289826560, 405757184, 507196480, 1014392960, 2028785920]

約数ペア:

[(1, 2028785920), (2, 1014392960), (4, 507196480), (5, 405757184), (7, 289826560), (8, 253598240), (10, 202878592), (14, 144913280), (16, 126799120), (20, 101439296), (28, 72456640), (32, 63399560), (35, 57965312), (40, 50719648), (56, 36228320), (64, 31699780), (70, 28982656), (80, 25359824), (112, 18114160), (128, 15849890), (140, 14491328), (160, 12679912), (224, 9057080), (256, 7924945), (280, 7245664), (320, 6339956), (448, 4528540), (560, 3622832), (640, 3169978), (896, 2264270), (1120, 1811416), (1280, 1584989), (1792, 1132135), (2240, 905708), (4480, 452854), (8960, 226427)]