1538397920

素因数分解:

$2^5\times 5^1\times {\mathrm{883}}^1\times {\mathrm{10889}}^1$

素因数の和:11787

約数の個数: 48

約数和(自身を含む): 3638915280

約数和(自身を除く): 2100517360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 883, 1766, 3532, 4415, 7064, 8830, 10889, 14128, 17660, 21778, 28256, 35320, 43556, 54445, 70640, 87112, 108890, 141280, 174224, 217780, 348448, 435560, 871120, 1742240, 9614987, 19229974, 38459948, 48074935, 76919896, 96149870, 153839792, 192299740, 307679584, 384599480, 769198960, 1538397920]

約数ペア:

[(1, 1538397920), (2, 769198960), (4, 384599480), (5, 307679584), (8, 192299740), (10, 153839792), (16, 96149870), (20, 76919896), (32, 48074935), (40, 38459948), (80, 19229974), (160, 9614987), (883, 1742240), (1766, 871120), (3532, 435560), (4415, 348448), (7064, 217780), (8830, 174224), (10889, 141280), (14128, 108890), (17660, 87112), (21778, 70640), (28256, 54445), (35320, 43556)]