16380405440

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{7312681}}^1$

素因数の和:7312705

約数の個数: 56

約数和(自身を含む): 44578109472

約数和(自身を除く): 28197704032

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 7312681, 14625362, 29250724, 36563405, 51188767, 58501448, 73126810, 102377534, 117002896, 146253620, 204755068, 234005792, 255943835, 292507240, 409510136, 468011584, 511887670, 585014480, 819020272, 1023775340, 1170028960, 1638040544, 2047550680, 2340057920, 3276081088, 4095101360, 8190202720, 16380405440]

約数ペア:

[(1, 16380405440), (2, 8190202720), (4, 4095101360), (5, 3276081088), (7, 2340057920), (8, 2047550680), (10, 1638040544), (14, 1170028960), (16, 1023775340), (20, 819020272), (28, 585014480), (32, 511887670), (35, 468011584), (40, 409510136), (56, 292507240), (64, 255943835), (70, 234005792), (80, 204755068), (112, 146253620), (140, 117002896), (160, 102377534), (224, 73126810), (280, 58501448), (320, 51188767), (448, 36563405), (560, 29250724), (1120, 14625362), (2240, 7312681)]