201723020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{3779}}^1$

素因数の和:3962

約数の個数: 48

約数和(自身を含む): 451513440

約数和(自身を除く): 249790420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 157, 170, 314, 340, 628, 785, 1570, 2669, 3140, 3779, 5338, 7558, 10676, 13345, 15116, 18895, 26690, 37790, 53380, 64243, 75580, 128486, 256972, 321215, 593303, 642430, 1186606, 1284860, 2373212, 2966515, 5933030, 10086151, 11866060, 20172302, 40344604, 50430755, 100861510, 201723020]

約数ペア:

[(1, 201723020), (2, 100861510), (4, 50430755), (5, 40344604), (10, 20172302), (17, 11866060), (20, 10086151), (34, 5933030), (68, 2966515), (85, 2373212), (157, 1284860), (170, 1186606), (314, 642430), (340, 593303), (628, 321215), (785, 256972), (1570, 128486), (2669, 75580), (3140, 64243), (3779, 53380), (5338, 37790), (7558, 26690), (10676, 18895), (13345, 15116)]