208693020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{204601}}^1$

素因数の和:204630

約数の個数: 48

約数和(自身を含む): 618716448

約数和(自身を除く): 410023428

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 204601, 409202, 613803, 818404, 1023005, 1227606, 2046010, 2455212, 3069015, 3478217, 4092020, 6138030, 6956434, 10434651, 12276060, 13912868, 17391085, 20869302, 34782170, 41738604, 52173255, 69564340, 104346510, 208693020]

約数ペア:

[(1, 208693020), (2, 104346510), (3, 69564340), (4, 52173255), (5, 41738604), (6, 34782170), (10, 20869302), (12, 17391085), (15, 13912868), (17, 12276060), (20, 10434651), (30, 6956434), (34, 6138030), (51, 4092020), (60, 3478217), (68, 3069015), (85, 2455212), (102, 2046010), (170, 1227606), (204, 1023005), (255, 818404), (340, 613803), (510, 409202), (1020, 204601)]