4038861620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{38783}}^1$

素因数の和:38960

約数の個数: 48

約数和(自身を含む): 8757116928

約数和(自身を除く): 4718255308

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 127, 164, 205, 254, 410, 508, 635, 820, 1270, 2540, 5207, 10414, 20828, 26035, 38783, 52070, 77566, 104140, 155132, 193915, 387830, 775660, 1590103, 3180206, 4925441, 6360412, 7950515, 9850882, 15901030, 19701764, 24627205, 31802060, 49254410, 98508820, 201943081, 403886162, 807772324, 1009715405, 2019430810, 4038861620]

約数ペア:

[(1, 4038861620), (2, 2019430810), (4, 1009715405), (5, 807772324), (10, 403886162), (20, 201943081), (41, 98508820), (82, 49254410), (127, 31802060), (164, 24627205), (205, 19701764), (254, 15901030), (410, 9850882), (508, 7950515), (635, 6360412), (820, 4925441), (1270, 3180206), (2540, 1590103), (5207, 775660), (10414, 387830), (20828, 193915), (26035, 155132), (38783, 104140), (52070, 77566)]