24779990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3181}}^1$

素因数の和:3248

約数の個数: 32

約数和(自身を含む): 48111840

約数和(自身を除く): 23331850

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 3181, 3895, 6362, 7790, 15905, 31810, 60439, 120878, 130421, 260842, 302195, 604390, 652105, 1304210, 2477999, 4955998, 12389995, 24779990]

約数ペア:

[(1, 24779990), (2, 12389995), (5, 4955998), (10, 2477999), (19, 1304210), (38, 652105), (41, 604390), (82, 302195), (95, 260842), (190, 130421), (205, 120878), (410, 60439), (779, 31810), (1558, 15905), (3181, 7790), (3895, 6362)]