520556120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1301}}^1\times {\mathrm{1429}}^1$

素因数の和:2748

約数の個数: 64

約数和(自身を含む): 1340539200

約数和(自身を除く): 819983080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1301, 1429, 2602, 2858, 5204, 5716, 6505, 7145, 9107, 10003, 10408, 11432, 13010, 14290, 18214, 20006, 26020, 28580, 36428, 40012, 45535, 50015, 52040, 57160, 72856, 80024, 91070, 100030, 182140, 200060, 364280, 400120, 1859129, 3718258, 7436516, 9295645, 13013903, 14873032, 18591290, 26027806, 37182580, 52055612, 65069515, 74365160, 104111224, 130139030, 260278060, 520556120]

約数ペア:

[(1, 520556120), (2, 260278060), (4, 130139030), (5, 104111224), (7, 74365160), (8, 65069515), (10, 52055612), (14, 37182580), (20, 26027806), (28, 18591290), (35, 14873032), (40, 13013903), (56, 9295645), (70, 7436516), (140, 3718258), (280, 1859129), (1301, 400120), (1429, 364280), (2602, 200060), (2858, 182140), (5204, 100030), (5716, 91070), (6505, 80024), (7145, 72856), (9107, 57160), (10003, 52040), (10408, 50015), (11432, 45535), (13010, 40012), (14290, 36428), (18214, 28580), (20006, 26020)]