222784240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{397829}}^1$

素因数の和:397849

約数の個数: 40

約数和(自身を含む): 591971040

約数和(自身を除く): 369186800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 397829, 795658, 1591316, 1989145, 2784803, 3182632, 3978290, 5569606, 6365264, 7956580, 11139212, 13924015, 15913160, 22278424, 27848030, 31826320, 44556848, 55696060, 111392120, 222784240]

約数ペア:

[(1, 222784240), (2, 111392120), (4, 55696060), (5, 44556848), (7, 31826320), (8, 27848030), (10, 22278424), (14, 15913160), (16, 13924015), (20, 11139212), (28, 7956580), (35, 6365264), (40, 5569606), (56, 3978290), (70, 3182632), (80, 2784803), (112, 1989145), (140, 1591316), (280, 795658), (560, 397829)]