2000693560

素因数分解:

$2^3\times 5^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1\times {\mathrm{1063}}^1$

素因数の和:1508

約数の個数: 64

約数和(自身を含む): 4547450880

約数和(自身を除く): 2546757320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 211, 223, 422, 446, 844, 892, 1055, 1063, 1115, 1688, 1784, 2110, 2126, 2230, 4220, 4252, 4460, 5315, 8440, 8504, 8920, 10630, 21260, 42520, 47053, 94106, 188212, 224293, 235265, 237049, 376424, 448586, 470530, 474098, 897172, 941060, 948196, 1121465, 1185245, 1794344, 1882120, 1896392, 2242930, 2370490, 4485860, 4740980, 8971720, 9481960, 50017339, 100034678, 200069356, 250086695, 400138712, 500173390, 1000346780, 2000693560]

約数ペア:

[(1, 2000693560), (2, 1000346780), (4, 500173390), (5, 400138712), (8, 250086695), (10, 200069356), (20, 100034678), (40, 50017339), (211, 9481960), (223, 8971720), (422, 4740980), (446, 4485860), (844, 2370490), (892, 2242930), (1055, 1896392), (1063, 1882120), (1115, 1794344), (1688, 1185245), (1784, 1121465), (2110, 948196), (2126, 941060), (2230, 897172), (4220, 474098), (4252, 470530), (4460, 448586), (5315, 376424), (8440, 237049), (8504, 235265), (8920, 224293), (10630, 188212), (21260, 94106), (42520, 47053)]