2199547840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{981941}}^1$

素因数の和:981965

約数の個数: 56

約数和(自身を含む): 5985918432

約数和(自身を除く): 3786370592

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, 981941, 1963882, 3927764, 4909705, 6873587, 7855528, 9819410, 13747174, 15711056, 19638820, 27494348, 31422112, 34367935, 39277640, 54988696, 62844224, 68735870, 78555280, 109977392, 137471740, 157110560, 219954784, 274943480, 314221120, 439909568, 549886960, 1099773920, 2199547840]

約数ペア:

[(1, 2199547840), (2, 1099773920), (4, 549886960), (5, 439909568), (7, 314221120), (8, 274943480), (10, 219954784), (14, 157110560), (16, 137471740), (20, 109977392), (28, 78555280), (32, 68735870), (35, 62844224), (40, 54988696), (56, 39277640), (64, 34367935), (70, 31422112), (80, 27494348), (112, 19638820), (140, 15711056), (160, 13747174), (224, 9819410), (280, 7855528), (320, 6873587), (448, 4909705), (560, 3927764), (1120, 1963882), (2240, 981941)]