1839902920

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^2\times {\mathrm{24877}}^1$

素因数の和:24974

約数の個数: 48

約数和(自身を含む): 4238464860

約数和(自身を除く): 2398561940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 1849, 3698, 7396, 9245, 14792, 18490, 24877, 36980, 49754, 73960, 99508, 124385, 199016, 248770, 497540, 995080, 1069711, 2139422, 4278844, 5348555, 8557688, 10697110, 21394220, 42788440, 45997573, 91995146, 183990292, 229987865, 367980584, 459975730, 919951460, 1839902920]

約数ペア:

[(1, 1839902920), (2, 919951460), (4, 459975730), (5, 367980584), (8, 229987865), (10, 183990292), (20, 91995146), (40, 45997573), (43, 42788440), (86, 21394220), (172, 10697110), (215, 8557688), (344, 5348555), (430, 4278844), (860, 2139422), (1720, 1069711), (1849, 995080), (3698, 497540), (7396, 248770), (9245, 199016), (14792, 124385), (18490, 99508), (24877, 73960), (36980, 49754)]