12541020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1061}}^1$

素因数の和:1270

約数の個数: 48

約数和(自身を含む): 35326368

約数和(自身を除く): 22785348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1061, 1182, 1970, 2122, 2364, 2955, 3183, 3940, 4244, 5305, 5910, 6366, 10610, 11820, 12732, 15915, 21220, 31830, 63660, 209017, 418034, 627051, 836068, 1045085, 1254102, 2090170, 2508204, 3135255, 4180340, 6270510, 12541020]

約数ペア:

[(1, 12541020), (2, 6270510), (3, 4180340), (4, 3135255), (5, 2508204), (6, 2090170), (10, 1254102), (12, 1045085), (15, 836068), (20, 627051), (30, 418034), (60, 209017), (197, 63660), (394, 31830), (591, 21220), (788, 15915), (985, 12732), (1061, 11820), (1182, 10610), (1970, 6366), (2122, 5910), (2364, 5305), (2955, 4244), (3183, 3940)]