4214390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{541}}^1$

素因数の和:608

約数の個数: 32

約数和(自身を含む): 8195040

約数和(自身を除く): 3980650

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 541, 779, 1082, 1558, 2705, 3895, 5410, 7790, 10279, 20558, 22181, 44362, 51395, 102790, 110905, 221810, 421439, 842878, 2107195, 4214390]

約数ペア:

[(1, 4214390), (2, 2107195), (5, 842878), (10, 421439), (19, 221810), (38, 110905), (41, 102790), (82, 51395), (95, 44362), (190, 22181), (205, 20558), (410, 10279), (541, 7790), (779, 5410), (1082, 3895), (1558, 2705)]