11867860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{353}}^1$

素因数の和:444

約数の個数: 36

約数和(自身を含む): 25617564

約数和(自身を除く): 13749704

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 353, 410, 706, 820, 1412, 1681, 1765, 3362, 3530, 6724, 7060, 8405, 14473, 16810, 28946, 33620, 57892, 72365, 144730, 289460, 593393, 1186786, 2373572, 2966965, 5933930, 11867860]

約数ペア:

[(1, 11867860), (2, 5933930), (4, 2966965), (5, 2373572), (10, 1186786), (20, 593393), (41, 289460), (82, 144730), (164, 72365), (205, 57892), (353, 33620), (410, 28946), (706, 16810), (820, 14473), (1412, 8405), (1681, 7060), (1765, 6724), (3362, 3530)]