38890880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{8681}}^1$

素因数の和:8707

約数の個数: 64

約数和(自身を含む): 106267680

約数和(自身を除く): 67376800

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, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 8681, 17362, 34724, 43405, 60767, 69448, 86810, 121534, 138896, 173620, 243068, 277792, 303835, 347240, 486136, 555584, 607670, 694480, 972272, 1111168, 1215340, 1388960, 1944544, 2430680, 2777920, 3889088, 4861360, 5555840, 7778176, 9722720, 19445440, 38890880]

約数ペア:

[(1, 38890880), (2, 19445440), (4, 9722720), (5, 7778176), (7, 5555840), (8, 4861360), (10, 3889088), (14, 2777920), (16, 2430680), (20, 1944544), (28, 1388960), (32, 1215340), (35, 1111168), (40, 972272), (56, 694480), (64, 607670), (70, 555584), (80, 486136), (112, 347240), (128, 303835), (140, 277792), (160, 243068), (224, 173620), (280, 138896), (320, 121534), (448, 86810), (560, 69448), (640, 60767), (896, 43405), (1120, 34724), (2240, 17362), (4480, 8681)]