39985880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4783}}^1$

素因数の和:4824

約数の個数: 64

約数和(自身を含む): 103334400

約数和(自身を除く): 63348520

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 4783, 8360, 9566, 19132, 23915, 38264, 47830, 52613, 90877, 95660, 105226, 181754, 191320, 210452, 263065, 363508, 420904, 454385, 526130, 727016, 908770, 999647, 1052260, 1817540, 1999294, 2104520, 3635080, 3998588, 4998235, 7997176, 9996470, 19992940, 39985880]

約数ペア:

[(1, 39985880), (2, 19992940), (4, 9996470), (5, 7997176), (8, 4998235), (10, 3998588), (11, 3635080), (19, 2104520), (20, 1999294), (22, 1817540), (38, 1052260), (40, 999647), (44, 908770), (55, 727016), (76, 526130), (88, 454385), (95, 420904), (110, 363508), (152, 263065), (190, 210452), (209, 191320), (220, 181754), (380, 105226), (418, 95660), (440, 90877), (760, 52613), (836, 47830), (1045, 38264), (1672, 23915), (2090, 19132), (4180, 9566), (4783, 8360)]